Comparison
Joint Marvel and Flex-Free Joint Support Complex
Joint Marvel (Logos Nutritionals) lists 23 distinct ingredients and Flex-Free Joint Support Complex (BioGanix) 23 (rows of one ingredient counted once); 23 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 | Joint Marvel | Flex-Free Joint Support Complex |
|---|---|---|
| Vitamin C | 1.5 mg (2%) | 1 mg (1%) |
| Vitamin B6 | 1.5 mg (88%) | 1 mg (59%) |
| Vitamin B12 | 15 mcg (625%) | 10 mcg (417%) |
| Zinc | 0.3 mg (3%) | 0.2 mg (2%) |
| Niacin | 1.5 mg (9%) | 1 mg (6%) |
| Vitamin E | 1 mg (7%) | 1 IU |
| Vitamin A | 0.045 mg | 100 IU |
| Riboflavin | 1.5 mg (115%) | 1 mg (77%) |
| Thiamin | 1.5 mg (125%) | 1 mg (83%) |
| Chromium | 30 mcg (86%) | 20 mcg (57%) |
| Selenium | 30 mcg (55%) | 20 mcg (36%) |
| Manganese | 0.48 mg (21%) | 0.32 mg (14%) |
| Copper | 0.15 mg (17%) | 0.1 mg (11%) |
| Boron | 1.5 mg | 1 mg |
| Methylsulfonylmethane | 1,200 mg | 800 mg |
| Alfalfa | 37.5 mg | 25 mg |
| Chondroitin Sulfate | 150 mg | 100 mg |
| Histidine | 15 mg | 10 mg |
| Glucosamine Sulfate | 1.5 g | 1 g |
| Devil's Claw | 1.5 mg | 1 mg |
| Yucca | 1.5 mg | 1 mg |
| Cetyl Myristoleate | 1.5 mg | 1 mg |
| New Zealand green-lipped mussel | 375 mg | 250 mg |
Amounts are per serving as DSLD gives them: Joint Marvel, 3 tablets; Flex-Free Joint Support Complex, 2 tablets. Current labels entered August 2025 and January 2017. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- Joint MarvelLogos Nutritionals: every row against all products listing it
- Flex-Free Joint Support ComplexBioGanix: every row against all products listing it