Memocept Official Website › Choosing A Supplement
How To Choose A Nootropic Supplement
Seven checks, in order. Run them on Memocept too — we have printed how it scores on each one, including where it does badly.
Check whether the label publishes individual amounts, whether those amounts match the doses used in research, and — the check almost nobody runs — whether that research measured cognition at all.
Most cognitive-support supplements fail at least one of the three. That is a reason to buy on the specifics of a label rather than on the length of its ingredient list.
1. Are individual amounts published?
If the panel names ingredients without milligrams, you cannot tell how much of anything you are getting. 21 CFR 101.36 permits a proprietary formula to do exactly that. Legal, common, uninformative.
Memocept: publishes no amount for any of its seven actives. Fail — and it is the single biggest limitation of this label, which is why it appears on every page of this website rather than only here.
2. Does the amount match the research?
Look up the dose used in the trials the marketing alludes to, then compare. Citrulline trials use 3–9 g a day. Beta-alanine research uses 4–6 g. Calcium’s daily requirement is around 1,000 mg. A large capsule holds well under a gram in total.
Memocept: cannot be delivering studied doses of the amino acids, by simple arithmetic. Fail, and we would rather you knew that before buying than after.
3. Is the research even about cognition?
This is the check that separates a serious nootropic label from a repurposed one, and almost nobody runs it. An ingredient can have excellent human evidence — for something else entirely.
Memocept: four of seven actives are nitric-oxide ingredients whose trials measured blood pressure (2019 meta-analysis) and cycling performance (2016 crossover trial). Beta-alanine’s evidence base is a sports-nutrition position stand (ISSN position stand on beta-alanine); when researchers looked directly at brain carnosine and cognition, an exploratory 2015 study did not find a clear effect. Fail, with the honest caveat that improved cerebral blood flow is a plausible bridge — just not a demonstrated one for this combination.
4. What are the interactions, and does the label mention them?
A label that lists no cautions is not a safer product, only a quieter one. Nitric-oxide ingredients interact with nitrates and ED drugs. Niacin interacts with statins and affects blood glucose.
Memocept: all of the above apply, and they are listed on this website along with the two effects buyers actually report. Pass, with cautions stated.
5. Is there a lot code, a lab and a certificate?
A named lot, a named laboratory and a stated test scope are the difference between a supply chain and a shrug. Ask what the certificate covers — identity, purity, microbial, or all three.
Memocept: lot MC26-NY5512, certificate ANL-MC-5512-2026, Atlantic Nutrient Lab, Brooklyn, covering identity and a microbial screen. Pass, with the scope stated rather than implied — and with the reminder that identity testing cannot verify amounts that were never published.
6. Is there a real guarantee with a real address?
A guarantee is only as good as the address you post to and the phone number that answers. Check both exist before you pay, and read who covers return postage.
Memocept: 60 days from purchase after 30 days of use, +1 (507) 448-8190, returns to 1 MetroTech Center, Suite 19, Brooklyn, NY 11201, USA. Buyer pays postage. Pass, with that cost stated.
7. What does the seller refuse to claim?
The most useful signal on any supplement website is what it declines to say. A page promising to restore memory, reverse decline or act as a “natural” version of a prescription drug is telling you something about its judgement, not about its product.
Memocept: the list of claims this website refuses to make is published, and it includes several that appear on third-party pages about this same product. Judge us on it.
The scorecard
Three passes, three fails, one honest caveat. That is a real product with real limitations, sold by a website willing to write them down. Whether that is worth $49 a bottle is your call, and the 60-day guarantee exists so it does not have to be a permanent one.
Every page, every journal post, the bottle facts and the ingredients go through review by Dr. Patricia McKeon before they ship. We write these pages from the Memocept label and the manufacturer’s own lot paperwork, cite public nutrient references for every named active, and print “not published” wherever a figure is not disclosed rather than estimating it. Where an ingredient’s evidence sits in a different field from the one it is being sold for, we say so. Corrections are made on the page itself and the review date moves forward — write to [email protected]. Last reviewed September 2026 by Dr. Patricia McKeon.
Memocept references
- National Institutes of Health, Office of Dietary Supplements. Niacin: fact sheet for health professionals. https://ods.od.nih.gov/factsheets/Niacin-HealthProfessional/
- National Institutes of Health, Office of Dietary Supplements. Calcium: fact sheet for health professionals. https://ods.od.nih.gov/factsheets/Calcium-HealthProfessional/
- Schwedhelm E, Maas R, Freese R, et al. Pharmacokinetic and pharmacodynamic properties of oral L-citrulline and L-arginine: impact on nitric oxide metabolism. British Journal of Clinical Pharmacology. 2008. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2291275/
- Barkhidarian B, Khorshidi M, Shab-Bidar S, Hashemi B. Effects of L-citrulline supplementation on blood pressure: a systematic review and meta-analysis. Avicenna Journal of Phytomedicine. 2019. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6369322/
- Suzuki T, Morita M, Kobayashi Y, Kamimura A. Oral L-citrulline supplementation enhances cycling time trial performance in healthy trained men: double-blind randomized placebo-controlled 2-way crossover study. Journal of the International Society of Sports Nutrition. 2016. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4759860/
- Trexler ET, Smith-Ryan AE, Stout JR, et al. International Society of Sports Nutrition position stand: beta-alanine. Journal of the International Society of Sports Nutrition. 2015. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4501114/
- Solis MY, Cooper S, Hobson RM, et al. Effects of beta-alanine supplementation on brain homocarnosine/carnosine signal and cognitive function: an exploratory study. PLoS ONE. 2015. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4397072/
- National Institute on Aging. Cognitive health and older adults. https://www.nia.nih.gov/health/brain-health/cognitive-health-and-older-adults
- National Center for Complementary and Integrative Health. Dietary supplements and cognitive function, dementia, and Alzheimer's disease: what the science says. https://www.nccih.nih.gov/health/providers/digest/dietary-supplements-and-cognitive-function-dementia-and-alzheimers-disease-science
- National Institute on Aging. What do we know about diet and prevention of Alzheimer's disease? https://www.nia.nih.gov/health/alzheimers-and-dementia/what-do-we-know-about-diet-and-prevention-alzheimers-disease
- U.S. Government Publishing Office, eCFR. 21 CFR 101.36 — Nutrition labeling of dietary supplements. https://www.ecfr.gov/current/title-21/chapter-I/subchapter-B/part-101/subpart-C/section-101.36
- U.S. Food and Drug Administration. Dietary supplement labeling guide: Chapter IV, nutrition labeling. https://www.fda.gov/food/dietary-supplements-guidance-documents-regulatory-information/dietary-supplement-labeling-guide-chapter-iv-nutrition-labeling
- U.S. Food and Drug Administration. Questions and answers on dietary supplements. https://www.fda.gov/food/information-consumers-using-dietary-supplements/questions-and-answers-dietary-supplements
- National Center for Complementary and Integrative Health. Dietary and herbal supplements. https://www.nccih.nih.gov/health/dietary-and-herbal-supplements
- National Institutes of Health, Office of Dietary Supplements. Dietary supplements: what you need to know. https://ods.od.nih.gov/factsheets/WYNTK-Consumer/