Skip to the answer Cognitive peptide handbook A guide to care questions What is it? Does it help? Can I get it? How do visits work? What will I pay? What could go wrong? Checking the proof What would a useful study tell me? Ask for the paper itself and a plain explanation of how it applies to the claim you were given. Care facts as of September 2026. Keep in mind Bring the paper and the claim together. Ask where they match and where they do not. What can I look for first? The full product name. The problem being studied. Whether the study involved people. Ask the person citing it to point to the part that answers your question. What did the study compare? Ask who received the treatment and who did not. For example, did one group receive the proposed medicine while another received different care? A comparison group is the group used to check what happens without the treatment being tested. Ask whether both groups were checked in the same way. Take these questions to the visit. Ask the person explaining the study to show you how it was carried out. What counted as a benefit? Did it test memory or focus directly? What task changed? Was the change useful in daily life? Ask how long the change lasted and what the paper says it cannot show. What can I ask about harm? How were unwanted problems recorded? Who was left out of the study? Does that limit what it can tell us about me? Reporting an unwanted event cannot establish that a drug caused it, explains FDA, the U.S. drug agency. What if all I get is an advert? U.S. consumer guidance says government agencies do not review adverts for approval before they run. Request the study link or title. If it cannot be supplied, leave the claimed result as an unanswered question. What can I take away? Bring the paper and the claim together. Ask where they match and where they do not. What can I read next? FTC: checking a health pitch The page explains why a convincing advert still needs evidence. FDA: limits of event reports Its notes explain why reports cannot prove cause or tell you how often an event happens. Read this chapter as text Follow the next question Does it help memory or focus? Which questions belong in my visit notes? Which sources answer which questions? Use this handbook to weigh a care offer. There is no clinic behind it, and no medicine is sold here. Start again Source notes Text index Back to question tabs