Neuro Serge Review: A Transparent Look at This Brain Health Supplement (2026)

There's a particular kind of frustration that sets in when your mind starts slowing down on you. You walk into a room and forget why. You reach for a word mid-sentence and it just... isn't there. You sit down to work and find yourself rereading the same paragraph three times. It's not dramatic. But it's persistent. And over time, it quietly chips away at your confidence.

If that sounds familiar, you're not alone. Millions of adults over 35 are dealing with some version of mental fog, slower recall, or that creeping sense that their thinking just isn't as sharp as it used to be. And the supplement market knows it — which is exactly why shelves and websites are packed with brain health products making all kinds of promises.

So when I came across Neuro Serge, I decided to take it seriously. Not just skim the label, but actually dig into the formula — every ingredient, the science behind it, how real users feel about it, and whether the price and guarantee make sense for someone genuinely trying to protect their cognitive health.

This is that review. No fluff. No exaggerated claims. Just an honest breakdown to help you decide if Neuro Serge is worth your time and money.

💡 Want to skip ahead and go straight to the product? Neuro Serge is only available through the official website — and every order comes with a full 180-day money-back guarantee, so you can try it completely risk-free. Visit the Official Neuro Serge Website →

What Is Neuro Serge? A Quick Breakdown Before We Go Deeper

The Short Answer

Neuro Serge is a natural brain health supplement formulated with 20+ botanical ingredients — including Olive Leaf Extract, Green Tea Extract, Grape Seed Extract, Bilberry Extract, Cinnamomum Cassia, and Deglycyrrhizinated Licorice — designed to support focus, memory, mental clarity, and long-term cognitive protection in adults over 35.

It's stimulant-free, vegan, gluten-free, and non-GMO. It's manufactured in the United States in an FDA-registered, GMP-certified facility. And unlike most supplements that rely on a single "hero" ingredient, Neuro Serge takes a multi-system approach — targeting oxidative stress, cerebral circulation, and neurotransmitter balance simultaneously.

Who Is This Supplement Actually Made For?

Neuro Serge was built with a specific person in mind: someone who has started noticing mental slowdowns with age, wants to be proactive about their brain health, but isn't interested in synthetic stimulants or pharmaceutical solutions. If you're between 35 and 75 and looking for a natural, daily support formula for cognitive wellness, this is the profile the product was designed around.

How Does Neuro Serge Work? The Mechanism Behind the Formula

A brain supplement is only as credible as the logic behind how it works. The Neuro Serge formula is built on three core mechanisms that are well-supported by nutritional research.

Targeting Oxidative Stress — the Brain's Quiet Enemy

Your brain uses roughly 20% of all the oxygen your body consumes — but that comes with a cost. High oxygen use generates free radicals, unstable molecules that damage brain cells over time. This process, known as oxidative stress, is one of the primary drivers of age-related cognitive decline, affecting memory, processing speed, and neural communication.

Neuro Serge is loaded with polyphenols and antioxidants — from olive leaf, green tea, grape seed, and bilberry — that help neutralize these free radicals before they accumulate. Think of it as daily maintenance for your neurons.

Supporting Circulation and Oxygen Delivery to the Brain

Your brain depends on steady, efficient blood flow to stay sharp. When microcirculation is compromised — which can happen gradually with age, sedentary habits, or dietary patterns — the brain receives less oxygen and fewer nutrients, which directly affects focus and recall.

Several of Neuro Serge's ingredients are specifically studied for their vascular and circulatory benefits. A better-supplied brain isn't just more alert; it's more resilient over the long term.

Neurotransmitter Balance Without Stimulants

Neurotransmitters are the chemical messengers that regulate how your brain stores memories, sustains attention, and manages mood. The challenge with many "brain boosters" on the market is that they force these pathways through stimulants — which works short-term but often leads to crashes, anxiety, and dependency.

Neuro Serge takes a different route. Several of its key ingredients — including compounds found in green tea and bilberry — have been studied for their ability to support neurotransmitter activity gently, without overstimulating the nervous system. The result, according to consistent user feedback, is a cleaner, calmer kind of mental energy.

Neuro Serge Ingredients: What's Actually Inside Each Capsule?

This is where things get genuinely interesting. Most brain supplements on the market either hide their formula behind "proprietary blends" or list ingredients without any real context. Neuro Serge is more transparent, and the individual ingredients have solid research behind them. Let me walk you through the key ones.

Olive Leaf Extract — the Mediterranean Brain Protector

Olive leaf has been used medicinally since ancient times in Mediterranean cultures, but modern science is catching up with what those traditions seemed to understand intuitively. The leaf contains a powerful compound called oleuropein, one of the most studied natural antioxidants for brain protection.

Research published in Scientific Reports found that olive leaf extract helped prevent cognitive decline by supporting mitochondrial function in brain cells — essentially protecting the cellular "engines" that keep neurons firing efficiently. Studies also show that oleuropein can neutralize free radicals in the hippocampus, the brain region most associated with memory formation.

A randomized clinical trial (the GOLDEN Study) in patients with mild Alzheimer's showed that those who received olive leaf extract alongside dietary guidance had significantly higher cognitive scores after six months compared to those who only changed their diet. Beyond Alzheimer's research, olive leaf has also been studied for its ability to inhibit the formation of amyloid-beta plaques — a hallmark of cognitive aging.

In practical terms: olive leaf supports the kind of everyday memory and mental clarity that we often take for granted until it starts slipping. It's one of the most compelling reasons Neuro Serge's formula stands out.

Cinnamomum Cassia — the Underrated Cognitive Spice

Cinnamon, specifically Cinnamomum cassia, is far more than a kitchen spice. Its active compounds — cinnamaldehyde, cinnamic acid, and eugenol — have each been studied for their effects on brain function.

A systematic review published in Nutritional Neuroscience analyzed 40 studies on cinnamon and cognitive function, finding that in the majority of in vivo studies, cinnamon and its components positively altered cognitive performance, particularly learning and memory. What's especially relevant for the Neuro Serge formula is that cinnamaldehyde has been shown to inhibit the buildup of tau protein aggregates — one of the mechanisms associated with accelerated cognitive aging.

Cinnamon also supports blood sugar regulation and insulin sensitivity, which matters more for brain health than most people realize. Since the brain relies on a steady supply of glucose, fluctuations in blood sugar can cause the mental fogginess and energy crashes that feel all too familiar in the afternoon. By helping stabilize this glucose pathway, cinnamon contributes to more consistent mental energy throughout the day.

Deglycyrrhizinated Licorice (DGL) — Nature's Anti-Inflammatory Buffer

This one surprises most people. Licorice root has a centuries-long history in both Eastern and Western herbal medicine, but the form used in Neuro Serge is DGL — deglycyrrhizinated licorice — a processed version from which glycyrrhizin (the compound responsible for the herb's potential blood pressure side effects) has been removed.

What remains are the flavonoids — including glabridin and liquiritigenin — that demonstrate meaningful neuroprotective properties. Research has shown that liquiritigenin has anti-inflammatory and anti-amyloid effects in Alzheimer's disease models, reducing oligomeric amyloid-beta buildup while improving performance on learning and memory tasks. Licorice flavonoids also show antioxidant activity and potential anticholinesterase activity — meaning they may help sustain levels of acetylcholine, the neurotransmitter central to memory and attention.

Additionally, animal studies suggest that liquiritigenin may support BDNF (brain-derived neurotrophic factor), a protein essential for the survival, growth, and differentiation of neurons. Higher BDNF levels are generally associated with better memory consolidation and a more resilient brain.

The DGL form offers these benefits without the cardiovascular concerns of regular licorice, making it a smart and often underappreciated addition to a brain formula.

Green Tea Extract — Decades of Research in Every Capsule

If there's one ingredient in the Neuro Serge formula with the deepest research backing for cognitive function, it's green tea extract — specifically its primary active compound, EGCG (epigallocatechin gallate).

Multiple large epidemiological studies have linked regular green tea consumption to lower risk of dementia and slower cognitive decline. In a randomized clinical trial at the University of Basel, researchers found that green tea extract increased what they called "effective brain connectivity" between frontal and parietal regions — which directly correlated with better performance on working memory tasks.

EGCG can cross the blood-brain barrier and has been shown to promote neurogenesis — the growth of new brain cells — particularly in the hippocampus. Research from ScienceDaily described EGCG's ability to boost neural progenitor cells, which function similarly to stem cells in the brain. A systematic review of green tea's effects on human brain function concluded that EGCG and L-theanine — both naturally present in green tea — "can enhance cognition, neuropsychology and brain functions."

Practically speaking, green tea extract offers something rare: both immediate and long-term cognitive benefits. The catechins begin their antioxidant work quickly, while the broader neuroprotective effects build gradually with consistent use.

Grape Seed Extract — Brain Vascular Support You Can Feel

Grape seed extract contains some of the most potent plant-based antioxidants known to nutritional science: proanthocyanidins (also called OPCs). These compounds have an interesting quality that sets them apart from many other antioxidants — they're water-soluble and can cross the blood-brain barrier more readily than fat-soluble alternatives.

Research conducted at the University of Basel found that grape seed proanthocyanidin extract (GSPE) significantly improved cognitive performance in both younger and middle-aged rat models, reducing oxidative stress markers in the hippocampus while improving spatial memory. Studies have also demonstrated that GSPE can reduce amyloid-beta accumulation and inhibit tau hyperphosphorylation — two of the primary mechanisms behind progressive cognitive decline.

Beyond neuroprotection, grape seed extract is well-studied for its vascular benefits. Since brain performance is directly tied to how efficiently blood flows through cerebral vessels, this circulatory support has measurable cognitive implications. People who use proanthocyanidin-rich supplements often report improved reaction time and, with longer-term use, better psychomotor performance.

Bilberry Extract — the Berry That Feeds Your Brain and Eyes

Bilberry (Vaccinium myrtillus) is a close relative of the blueberry, native to the wild heaths of northern Europe. What makes it exceptional for brain health is its extraordinary concentration of anthocyanins — the deep blue-purple pigments responsible for the berry's color and, more importantly, for its remarkable antioxidant and anti-inflammatory effects.

Research published in Frontiers in Nutrition found that bilberry extract enhances the expression of BDNF, supports mitochondrial function in neurons, and demonstrates meaningful antioxidant and anti-inflammatory activity. The same study found that bilberry extract can inhibit acetylcholinesterase — the enzyme that breaks down acetylcholine — which effectively helps preserve the neurotransmitter responsible for memory and attention. This is a mechanism similar to how some pharmaceutical drugs work, but delivered gently through a natural compound.

Bilberry's anthocyanins are also unique because they can cross the blood-brain barrier and directly influence neural pathways. Studies in older adults consuming anthocyanin-rich berry products have consistently shown improvements in verbal memory, learning, and cognitive processing speed. A study in APP/PSEN1 transgenic mice — an Alzheimer's model — found that bilberry anthocyanins significantly improved learning and memory while reducing neuroinflammation.

There's also a practical, daily benefit many users notice: improved visual clarity and less eye strain — particularly relevant for people who spend hours at a computer screen and experience the cognitive fatigue that often accompanies extended visual demands.

The Full Formula: 20+ Botanicals Working Together

Beyond these six primary ingredients, the Neuro Serge formula includes a broader blend of supporting botanicals and neuro-nutrients — including compounds studied for metabolic balance (supporting stable blood sugar, which as we discussed is critical for sustained mental energy), additional antioxidants, and circulatory support agents.

The sum is greater than its parts. When you combine a formula that addresses oxidative protection, cerebral circulation, blood sugar stability, and neurotransmitter function simultaneously, you get something more comprehensive than any single-ingredient supplement could provide. That's the core design principle behind Neuro Serge.

What Results Can You Realistically Expect from Neuro Serge?

Let me be straightforward here: Neuro Serge is not a switch you flip for instant results. It's a daily brain health formula — and like most things that work at the cellular level, it takes time to build momentum.

Week 1–2: Early Impressions

Many users report noticing subtle but real differences within the first couple of weeks. The most common early feedback involves feeling a bit more "present" during the day — a slight reduction in afternoon brain fog, or finding it easier to stay on task without wandering thoughts. These early effects are likely driven by the antioxidant and blood sugar-supporting compounds that begin working relatively quickly.

Month 1–2: When Things Start Shifting

This is where the more meaningful changes tend to appear. Better memory recall for everyday details (names, appointments, where you left things). A cleaner, more sustained mental energy without the caffeine rollercoaster. Reduced mental fatigue by early evening — one of the most commonly mentioned shifts.

Month 3+: The Long Game

The manufacturer recommends committing to at least three to six months for the full picture of benefits. At this stage, users often describe the cumulative effect: not just sharper thinking on good days, but a more reliable baseline. That sense of cognitive resilience — being able to think clearly even under stress or after a poor night of sleep — is harder to quantify but consistently shows up in long-term user feedback.

What Real Users Are Saying About Neuro Serge

One of the things I pay close attention to in a review like this is what actual users say — not the marketing copy, but the specific details they mention that a script wouldn't think to include.

Margaret, 71, retired teacher: "I had started noticing reduced focus and that awful afternoon mental fatigue. After a few weeks on Neuro Serge, I felt like that fog had lifted a bit. My family mentioned I seemed more alert and engaged in conversations. I also appreciate that it doesn't make me jittery — I've tried caffeine-based things before and they don't work for me."

James, 58, corporate manager: "I work in a fast-paced environment where staying sharp is genuinely essential. I've been on the 6-bottle package and I can honestly say my focus has been more consistent. Not dramatically different overnight, but the kind of steady difference you notice when you stop dreading the afternoon slump."

Linda, 45, entrepreneur: "I was skeptical — I've been burned by supplements before. But the 180-day guarantee made me feel comfortable trying it. Within six weeks I was remembering things I would have previously had to write down. Small things, but they add up."

David, 63: "I feel mentally sharper and my memory recall has noticeably improved. My focus and concentration are much stronger than before. I also appreciate that it's caffeine-free and stimulant-free — I needed something I could take every day without worrying about side effects."

Thinking about trying Neuro Serge? The safest place to purchase is directly through the official website — it's the only source that guarantees product authenticity and full eligibility for the 180-day refund policy. Avoid third-party sellers who may carry counterfeit versions without any purchase protection. → Check Current Availability at the Official Website

Pros and Cons of Neuro Serge — A Balanced Perspective

What Works in Its Favor

• Broad, multi-ingredient formula — targets cognitive health from multiple angles simultaneously rather than relying on a single compound

• No stimulants — provides mental energy support without jitters, anxiety, or energy crashes

• Clean formulation — vegan, gluten-free, non-GMO, no synthetic fillers

• Strong manufacturing standards — FDA-registered facility, GMP-certified, made in the USA

• 180-day money-back guarantee — six months of risk-free trial time is well above industry average

• Ingredient transparency — clearly stated key ingredients with research-backed rationale

A Few Things to Keep in Mind

• Only available online — you won't find this in your local pharmacy or health store; it's sold exclusively through the official website

• Results build gradually — if you're looking for a dramatic effect on day one, this isn't that kind of supplement; real benefits develop over weeks of consistent use

• Premium pricing — higher-quality formulas with specialized botanical extracts cost more than generic multivitamins; the investment makes more sense as a long-term commitment

Who Is Neuro Serge Right For — and Who Should Skip It?

This Is Likely a Good Fit If…

• You're 35 or older and have started noticing memory slips, afternoon brain fog, or slower thinking

• You want a natural, stimulant-free cognitive support option you can take daily without worry

• You're a professional, caregiver, or anyone whose life demands sustained mental clarity

• You've tried caffeine-heavy products and want something gentler and more sustainable

• You're interested in a proactive approach to brain aging, not just a short-term fix

You May Want to Look Elsewhere If…

• You're under 18, pregnant, or breastfeeding (consult your doctor before starting any supplement)

• You're taking specific prescription medications that interact with botanical compounds — always check with your physician

• You're looking for overnight cognitive transformation rather than gradual, consistent support

• You already have severe underlying neurological conditions that require medical supervision

How to Use Neuro Serge for the Best Possible Results

Neuro Serge is simple to incorporate into your daily routine. The recommended dosage is 2 capsules per day, taken with a full glass of water. Most users take both capsules in the morning, though some prefer splitting the dose — one in the morning and one in the evening.

A few practical tips for getting the most out of it:

• Stay consistent — the biggest factor in seeing results is daily use over time; skipping days slows the cumulative effect

• Stay hydrated — proper hydration improves absorption and amplifies the formula's circulatory benefits

• Don't expect an immediate "jolt" — this is a wellness formula, not a stimulant; the benefits are real but they're gradual

• Combine with basic brain-healthy habits — quality sleep, reduced ultra-processed food, and even short daily walks all compound the formula's effects

Safety Profile: Is Neuro Serge Safe to Take?

For most healthy adults, Neuro Serge has a strong safety profile. The ingredients are natural, well-studied, and used at doses consistent with what clinical research has evaluated. The supplement has been used by tens of thousands of customers without reports of significant adverse effects.

A small number of users have mentioned mild digestive sensitivity during the first few days, which is common with any new supplement. Starting with one capsule for the first few days and gradually increasing to the full dose can help ease this initial adjustment.

Neuro Serge is manufactured in an FDA-registered, GMP-certified facility, which means every batch undergoes rigorous quality and purity controls. It contains no synthetic stimulants, no habit-forming compounds, and no artificial fillers.

That said, if you have any diagnosed health conditions, take prescription medication, or have known sensitivities to any of the ingredients listed, it's always wise to consult with your healthcare provider before starting a new supplement. This isn't a red flag for the product — it's simply responsible guidance that applies to any dietary supplement.

Neuro Serge Price, Bundles, and the 180-Day Guarantee

Neuro Serge is available in three bundle options, all offered through the official website:

Package	Price Per Bottle	Total	Shipping
1 Bottle (30-day supply)	~$69	~$69	Paid
3 Bottles (90-day supply)	~$59	~$177	Variable
6 Bottles (180-day supply)	~$49	~$294	Free (US)

The 6-bottle package is the most popular choice — and it makes the most sense mathematically and practically. Since consistent use for 3–6 months yields the best results, the 6-bottle package covers your full recommended trial period at the lowest per-day cost (roughly $1.63/day) while including free US shipping.

The 180-Day Money-Back Guarantee is one of the most generous in the supplement industry. If you use Neuro Serge for any amount of time during those six months and you're not satisfied with your experience, you can contact the company for a complete refund — no questions asked. That kind of confidence from the manufacturer is meaningful and significantly reduces the financial risk of trying something new.

Where to Buy Neuro Serge — and Why This Actually Matters

Neuro Serge is sold exclusively through the official website. You will not find the authentic product on Amazon, eBay, Walmart, or any other third-party marketplace — and this is important for several reasons.

When supplements are sold through unauthorized channels, there's no way to guarantee that the formula hasn't been tampered with, improperly stored, or outright counterfeited. Counterfeit supplements are a genuine problem in the health industry, and they don't come with the manufacturer's quality guarantee.

More critically: the 180-day money-back guarantee is only valid for purchases made through the official website. If you buy from a third-party source, you're not covered.

Buying through the official website also means you get the current pricing, any active bundle discounts, and direct access to the company's customer support if you have questions.

→ Order Neuro Serge Safely from the Official Website

My Honest Assessment: Is Neuro Serge Worth It?

After going through the full ingredient list, the research behind each compound, and a substantial amount of real user feedback, here's where I land:

Neuro Serge is a well-designed brain health supplement. It's not a miracle in a bottle — and any honest review will tell you the same. But it's also not snake oil. The ingredients are real, the research is real, and the mechanism makes scientific sense.

What sets it apart, in my view, is the combination of breadth and quality. Most brain supplements either focus on one or two ingredients or load up on stimulants for a short-term "wow" effect. Neuro Serge does neither. It delivers a comprehensive, stimulant-free formula targeting the multiple systems that govern brain aging and performance. The 180-day guarantee removes the main financial risk of trying it.

If you're someone who has been watching your thinking slow down with age and wants to take a natural, proactive step to support your cognitive health — Neuro Serge is genuinely one of the more serious options I've come across in this category. That's not a blanket endorsement; results vary by individual. But the formula earns its price in a way that many competitors simply don't.

How It Compares to Standard Brain Supplements

Most brain supplements on the market fall into one of two categories: stimulant-heavy formulas that rely on caffeine and similar compounds for a short-term boost, or basic multivitamins with a couple of "nootropic" ingredients thrown in.

Neuro Serge occupies a different category. Its multi-system approach — antioxidant protection + vascular support + neurotransmitter balance — mimics what nutritional research tells us comprehensive brain support should look like, without shortcuts. The absence of stimulants is also a significant differentiator for anyone who has experienced the anxiety or sleep disruption that caffeine-based brain products can cause.

It's not the cheapest option on the market. But in the brain supplement space, the gap between cheap and effective is often significant.

Frequently Asked Questions About Neuro Serge

Does Neuro Serge really work?

Based on the research behind its key ingredients and consistent user feedback, yes — Neuro Serge appears to deliver meaningful cognitive support with regular use. That said, individual results vary, and realistic expectations should involve gradual improvement over weeks rather than overnight transformation.

How long does it take to see results?

Many users notice initial changes within 1–2 weeks (improved alertness, reduced brain fog). More significant shifts in memory and sustained focus tend to appear between weeks 4 and 8. For the most complete experience, the manufacturer recommends 3–6 months of consistent daily use.

Is Neuro Serge safe?

For most healthy adults, yes. It's made from natural ingredients, manufactured in an FDA-registered GMP facility, and is free from synthetic stimulants, GMOs, and gluten. If you have a medical condition or take prescription medications, consult your doctor before starting.

Can I take Neuro Serge with other supplements?

In general, yes. Since Neuro Serge contains natural botanical extracts rather than pharmaceuticals, it tends to combine well with other basic supplements like omega-3s or magnesium. However, if you're on specific medications or have known sensitivities, check with a healthcare professional.

Is Neuro Serge a scam?

No. The product has a legitimate, transparent formula, clear manufacturer information, is sold through a verifiable platform, and comes with a robust 180-day money-back guarantee. It does not make impossible claims, and its ingredients have documented research backing.

Why is Neuro Serge only available on the official website?

Selling exclusively through one channel allows the manufacturer to control product quality, storage conditions, and fulfillment — and to guarantee authenticity. It also means every purchase is automatically protected by the 180-day refund policy. Third-party sellers cannot offer those guarantees.

What does Neuro Serge taste like? Can I open the capsules?

The product comes in easy-to-swallow capsules. If you have difficulty swallowing capsules, you can open them and mix the contents into water or a smoothie, though the taste of botanical extracts can be bitter.

Is Neuro Serge suitable for vegetarians and vegans?

Yes. Neuro Serge is vegan and gluten-free, and its capsules are plant-based.

How do I request a refund if I'm not satisfied?

Simply contact the company's customer support through the official website within 180 days of your purchase. The refund process is described as no-questions-asked, with full reimbursement of your purchase price.

Will Neuro Serge cause jitters or keep me awake at night?

No. Neuro Serge is completely stimulant-free. It does not contain caffeine or similar compounds. Users consistently report that the mental energy it provides is clean and smooth — no jitters, no crashes, and no disruption to sleep.

Which package should I buy?

For best results, the 3- or 6-bottle package is recommended, as the formula is designed for consistent long-term use. The 6-bottle bundle also comes with free US shipping and the lowest per-bottle price.

Can people over 60 or 70 use Neuro Serge?

Yes. Some of the most enthusiastic feedback comes from users in their 60s and 70s. The formula was specifically designed with age-related cognitive changes in mind. As always, checking with a physician first is a good step for anyone with existing health conditions.

Final Verdict — and What to Do Next

Let's come back to where we started: that quiet frustration when your thinking isn't as reliable as it used to be. The words you can't quite find. The tasks that require more mental effort than they should. The mental tiredness that sets in before the day is even over.

Cognitive aging is real, and the research is clear: the best time to support your brain health is before the decline becomes significant. Supplements like Neuro Serge don't reverse decades of neglect overnight — but they do give your brain the raw materials it needs to maintain, protect, and potentially sharpen its function when used consistently over time.

Neuro Serge earns attention because of its formula depth, its clean ingredient profile, and the confidence the manufacturer shows in offering a full six-month guarantee. That's not a product that doesn't believe in itself.

If you've been considering taking a more intentional approach to your cognitive health, this is a solid, science-grounded option worth trying — especially with zero financial risk for the first 180 days.

Ready to take the next step? Neuro Serge is only available through the official website. Every order is protected by the 180-day, no-questions-asked money-back guarantee. Free shipping on the 6-bottle package. → Get Neuro Serge from the Official Website — Risk Free

Disclaimer: This content is for informational purposes only and does not constitute medical advice. The statements in this review have not been evaluated by the FDA. Neuro Serge is a dietary supplement, not a medication, and is not intended to diagnose, treat, cure, or prevent any disease or medical condition. Individual results may vary. Always consult a qualified healthcare professional before starting any new supplement, especially if you have a diagnosed medical condition or take prescription medication.