Comparison
Test and Natural Testosterone Support
Test (Biochem) lists 5 distinct ingredients and Natural Testosterone Support (Mars Men) 8 (rows of one ingredient counted once); 4 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 0.50.
| Ingredient | Test | Natural Testosterone Support |
|---|---|---|
| Vitamin D | 10 mcg (50%) | 100 mcg (500%) |
| Boron | 0.5 mg | 4 mg |
| Fenugreek | 300 mg | 1,000 mg |
| Shilajit | 100 mg | 400 mg |
| Zinc | 30 mg (273%) | |
| Niacin | 8 mg (50%) | |
| Vitamin K | 200 mcg (167%) | |
| Taurine | 675 mg | |
| Eurycoma Longifolia | 1,000 mg |
Amounts are per serving as DSLD gives them: Test, 1 capsule; Natural Testosterone Support, 5 vegetarian capsules. Current labels entered January 2022 and June 2025. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- TestBiochem: every row against all products listing it
- Natural Testosterone SupportMars Men: every row against all products listing it