Guides

When one word covers several things

Some words on a label are doing more work than they look like they are. These guides sort out which is which — what each one actually is, and where the research supports it.

6 things sold as it

NADYou cannot buy NAD itself. Six different compounds are sold to raise it, at wildly different prices, and they are not interchangeable.

34 sorted into four kinds

PeptidesThe collagen in your cupboard, your wrinkle cream, Ozempic and a vial sold on Instagram are all peptides. Very different purchases.

Or: which form should I buy?

A different problem, and a more common one. When a label says only “Magnesium”, the form is the whole question — the trials tested specific salts, and the result does not carry across to the others.

Magnesium6 forms · 18 uses Zinc5 forms · 13 uses Choline5 forms · 6 uses Iron3 forms · 5 uses Vitamin K4 forms · 5 uses Selenium2 forms · 4 uses Glucosamine3 forms · 3 uses Vitamin B63 forms · 2 uses