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Reading a supplement label: serving sizes, forms and % daily value.

Supplement Facts panel on an amber bottle beside a SUPIN bottle and magnifying glass.
Labels7 min read

How to Read a Supplement Label: Serving Size, % Daily Value, IU vs mcg

A line-by-line guide to the Supplement Facts panel: serving size, amount per serving, % Daily Value, units like mcg RAE and DFE, IU conversions and quality seals.