unspecified/undisclosed form
unspecified/undisclosed form is a unrated form of Vitamin A, used in 2,961 on-market products .
2,961
on-market products
unrated
quality tier
n/a
elemental fraction
Why this tier: Label discloses only "Vitamin A" with no source, so preformed retinol and beta-carotene can't be told apart.