Comparison

American Black Cohosh and DIMBioavailable Diindolylmethane

American Black Cohosh (Bronson) lists 2 distinct ingredients and DIMBioavailable Diindolylmethane (PhysioLogics) 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 0.52.

Amount per serving (and % of the Daily Value)
IngredientAmerican Black CohoshDIMBioavailable Diindolylmethane
Diindolylmethane50 mg100 mg
Black Cohosh550 mg

Amounts are per serving as DSLD gives them: American Black Cohosh, 1 capsule; DIMBioavailable Diindolylmethane, 1 capsule. Current labels entered August 2020 and December 2011. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own