Blog

Sleep supplements decoded: what the label lists, what studies say each ingredient does for sleep, and what NL/EU rules allow, with dated brand labels.

Valerian, passionflower, chamomile and lavender look like one cosy committee on a label. Here is what each one's research covers, and where the cautions sit.

What melatonin does, which amounts and timings studies and regulators report, how labels compare, and what to ask a label. No personal doses.

Does magnesium help sleep? A plain look at the small, low-certainty evidence, EU and UK intake limits, and diarrhoea, kidney and medicine cautions.

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.