How we evaluate a supplement ingredient before it goes in a formula
Most supplement labels never explain why an ingredient is there. Here is the checklist we use, with real examples from our own formulas.
Insights
Plain-language explanations of the ingredients we use, the decisions behind our formulas, and how to read a supplement label. Written by Ethan Techwell under our editorial policy.
Why we chose 0.9 mg of melatonin for Yu Sleep
Most gummies contain 5 to 10 mg of melatonin. The research suggests far less is often enough, and that the extra may be what leaves you foggy in the morning.
Cranberry proanthocyanidins and urinary tract health: what the research says
Cranberry juice is folk wisdom. Standardized cranberry extract is a different thing. Here is what the evidence supports, and what it does not.