Comparison

MSM and MSM 1000 mg

MSM (21st Century) lists 2 distinct ingredients and MSM 1000 mg (21st Century) 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 1.00: the same ingredients, at the amounts in the table below.

Amount per serving (and % of the Daily Value)
IngredientMSMMSM 1000 mg
Calcium40 mg (3%)40 mg (3%)
Methylsulfonylmethane1,000 mg1,000 mg

Amounts are per serving as DSLD gives them: MSM, 1 tablet; MSM 1000 mg, 1 tablet. Current labels entered August 2020 and January 2022. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own

  • MSM21st Century: every row against all products listing it
  • MSM 1000 mg21st Century: every row against all products listing it