Comparison

100% Pure MSM Powder and MSM (Methylsulfonylmethane) Unflavored

100% Pure MSM Powder (LifeTIME) lists 1 distinct ingredients and MSM (Methylsulfonylmethane) Unflavored (Micro Ingredients) 1 (rows of one ingredient counted once); 1 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)
Ingredient100% Pure MSM PowderMSM (Methylsulfonylmethane) Unflavored
Methylsulfonylmethane2,500 mg2,600 mg

Amounts are per serving as DSLD gives them: 100% Pure MSM Powder, 2.5 g; MSM (Methylsulfonylmethane) Unflavored, 2.6 g. Current labels entered June 2022 and August 2020. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own