Signal
What human evidence tends to support
Strongest for jet lag and delayed sleep phase-type contexts; mixed for generalized chronic insomnia as monotherapy.
Context
Where claims often outrun the trials
Moderate - ubiquitous packaging implies universal sleep fixing.
Retail framing
What products usually promise
Gummies marketed to everyone; benefits concentrate in specific sleep timing disorders and jet lag.
Our verdict label
Evidence is real but uneven: useful context exists; certainty is lower than marketing often implies.
Same ingredient, other questions
Focused pages for common searches about Melatonin. Each uses the same underlying evidence file with a different lens.
Explore further
A few hand-picked entry points around Melatonin: categories, answers to narrow questions, and comparisons.
Category hubs
Focused questions
Comparisons
Related ingredients
Ingredients we group near Melatonin in our model - not interchangeable, but often read together.
- Glycine68/100Promising
Inhibitory neurotransmitter amino acid; some sleep trial signals at higher doses, but not a guaranteed insomnia cure.
- Valerian root62/100Mixed evidence
Traditional sleep herb with mixed RCT outcomes; may help some people, but effect sizes and extract quality vary.
- Magnesium78/100Promising
A common shortfall nutrient with roles in muscle and nerve function; certain forms help constipation; sleep claims are softer.
Alternatives
Swaps people discuss alongside Melatonin - still judge each ingredient on its own evidence.