Comparison

De-Metox (DL-Methionine) and DL-Methionine 550 mg

De-Metox (DL-Methionine) (Douglas Laboratories) lists 4 distinct ingredients and DL-Methionine 550 mg (BulkSupplements.com) 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 0.48.

Amount per serving (and % of the Daily Value)
IngredientDe-Metox (DL-Methionine)DL-Methionine 550 mg
DL-Methionine500 mg1,100 mg
Vitamin B650 mg (2941%)
Zinc50 mg (455%)
Manganese2.5 mg (109%)

Amounts are per serving as DSLD gives them: De-Metox (DL-Methionine), 1 capsule; DL-Methionine 550 mg, 2 capsules. Current labels entered June 2012 and August 2021. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own