Most adults require approximately 2-3 liters of fluid daily, but needs vary significantly
Systematic review with meta-analysis: the efficacy of probiotics in inflammatory bowel disease
A randomized, double-blind, placebo-controlled trial in 153 older adults taking the antidepressant citalopram found daily supplementation with 500 g vitamin B 12 , 2 mg of folic acid, and 25 mg of vitamin B6 for one year did not reduce the severity of depressive symptoms but increased the response to drug treatment and helped to prevent symptom relapse (112), suggesting B-vitamin supplementation might provide some benefit as an adjunct therapy
In other words, no evidence of small-study effects or publication bias was observed
Insomnia is addressable with morning dosing
AHK-Cu for hair growth: the research evidence The foundational study on AHK-Cu and hair growth was published in the Archives of Dermatological Research