Comparison

Ultra Strength RxOmega-3 and Ultra Strength One-per-Day RxOmega-3

Ultra Strength RxOmega-3 (Natural Factors) lists 5 distinct ingredients and Ultra Strength One-per-Day RxOmega-3 (Natural Factors) 5 (rows of one ingredient counted once); 5 are on both labels. On the site's similarity measure, which compares ingredient lists (1 for the same list, rarer ingredients counting for more; amounts are not part of it), the two formulas score 1.00: the same ingredients, at the amounts in the table below.

Amount per serving (and % of the Daily Value)
IngredientUltra Strength RxOmega-3Ultra Strength One-per-Day RxOmega-3
Fat (unspecified)1.5 g1.5 g
Cholesterol5 mg5 mg
DHA900 mg900 mg
Omega-3900 mg900 mg
Fish Oil1.43 g1.43 g

Amounts are per serving as DSLD gives them: Ultra Strength RxOmega-3, 1 enteripure(tm) softgel; Ultra Strength One-per-Day RxOmega-3, 1 softgel capsule. Current labels entered August 2017 and May 2020. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own