A Supplement Facts panel is written per serving, and a serving is whatever the manufacturer says it is. When it is one capsule and the directions are two, every figure on the label is half of what you take.
Reading a label · 8 min read
A proprietary blend gives one number for several ingredients. A total is a ceiling, the list is ordered by weight, and between them you can often tell whether the advertised amount could possibly fit.
Reading a label · 9 min read
Euphrasia officinalis has been called eyebright for six hundred years. Its entire modern clinical record is one randomised trial of eye drops in preterm neonates, and it did not meet its primary outcome.
Evidence, read properly · 8 min read
The largest trial of alpha lipoic acid with an eye endpoint gave 600 mg a day to 467 people for two years and found nothing. It is public, well conducted, and almost never cited on a page selling the ingredient.
Evidence, read properly · 9 min read
A single supplement label carries ingredients whose evidence ranges from large randomised human trials to cells in a dish, and the marketing language is identical at every level.
Evidence, read properly · 9 min read