Comparison
Hist-D and NaturDAO 1,000,000 HDU
Hist-D (Adaptogen Research) lists 1 distinct ingredients and NaturDAO 1,000,000 HDU (Naturdao) 2 (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.
| Ingredient | Hist-D | NaturDAO 1,000,000 HDU |
|---|---|---|
| Diamine Oxidase | 0.6 mg | not disclosed |
| Vegetable Protein | 32.1 mg |
Amounts are per serving as DSLD gives them: Hist-D, 2 capsules; NaturDAO 1,000,000 HDU, 1 tablet. Current labels entered February 2024 and July 2025. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- Hist-DAdaptogen Research: every row against all products listing it
- NaturDAO 1,000,000 HDUNaturdao: every row against all products listing it