Insights on supplements, nootropics, and wellness.
42 articles matching "placebo".
How glycine got a sleep reputation: small trials of about 3 g before bed, what the reviews say, and what to check on a label and with medicines.
5-HTP shows up on some sleep labels. What the small human studies cover, and the interaction and safety points worth reading first.
"Nootropic" covers caffeine, supplements and prescription drugs. Where the word came from, what healthy-adult research shows, Dutch rules and safety basics.