Comparison

Betaine HCl 350 mg and Betaine HCl 575 mg With 150 mg Of Pepsin

Betaine HCl 350 mg (Nature's Life) lists 3 distinct ingredients and Betaine HCl 575 mg With 150 mg Of Pepsin (NOW) 2 (rows of one ingredient counted once); 2 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 0.86.

Amount per serving (and % of the Daily Value)
IngredientBetaine HCl 350 mgBetaine HCl 575 mg With 150 mg Of Pepsin
Betaine Hydrochloride350 mg575 mg
Pepsin45 mg150 mg
Calcium15 mg (1%)

Amounts are per serving as DSLD gives them: Betaine HCl 350 mg, 1 tablet; Betaine HCl 575 mg With 150 mg Of Pepsin, 1 capsule. Current labels entered August 2019 and October 2012. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own