Sleep supplements put to the test: do they really work?
Symptom relief
Completed
This study tested 4 different nutritional supplements to see if they could improve sleep quality in healthy adults. Over 12 weeks, 376 participants took either a supplement or a placebo pill. Researchers measured sleep quality, daytime sleepiness, and mood to see if the supplemen…
Phase: PHASE1 • Sponsor: Pharmavite LLC • Aim: Symptom relief
Last updated May 26, 2026 05:20 UTC