Comparison
Gold Standard Pro Gainer Double Chocolate and Protein & Oats Cocoa
Gold Standard Pro Gainer Double Chocolate (ON Optimum Nutrition) lists 30 distinct ingredients and Protein & Oats Cocoa (MET-Rx) 31 (rows of one ingredient counted once); 30 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 0.96.
| Ingredient | Gold Standard Pro Gainer Double Chocolate | Protein & Oats Cocoa |
|---|---|---|
| Carbohydrate | 81 g | 17 g |
| Vitamin C | 29 mg (32%) | not disclosed |
| Calcium | 600 mg (46%) | not disclosed |
| Vitamin B6 | 0.4 mg (24%) | not disclosed |
| Sodium | 340 mg | 100 mg |
| Sugar | 7 g | 1 g |
| Vitamin D | 0 mcg (0%) | not disclosed |
| Magnesium | 175 mg (42%) | not disclosed |
| Vitamin B12 | 1.17 mcg (49%) | not disclosed |
| Fat (unspecified) | 9 g | 4 g |
| Zinc | 3.5 mg (32%) | not disclosed |
| Niacin | 4 mg (25%) | not disclosed |
| Vitamin E | 4 mg (27%) | not disclosed |
| Potassium | 660 mg (14%) | 300 mg (6%) |
| Folate | 160 mcg DFE (40%) | not disclosed |
| Vitamin A | 0.33 mg | not disclosed |
| Pantothenic Acid (Vitamin B5) | 2 mg (40%) | not disclosed |
| Riboflavin | 0.36 mg (28%) | not disclosed |
| Thiamin | 0.31 mg (26%) | not disclosed |
| Protein | 60 g | 25 g |
| Biotin | 50 mcg (167%) | not disclosed |
| Fiber | 5 g | 7 g |
| Iron | 7.5 mg (42%) | not disclosed |
| Saturated fat | 4 g | 1.5 g |
| Cholesterol | 80 mg | 55 mg |
| Manganese | 0.58 mg (25%) | not disclosed |
| Copper | 0.55 mg (61%) | not disclosed |
| Iodine | 22 mcg (15%) | not disclosed |
| Phosphorus | 320 mg (26%) | not disclosed |
| Trans fat | 0 mg | 0 mg |
| Chromium | not disclosed |
Amounts are per serving as DSLD gives them: Gold Standard Pro Gainer Double Chocolate, 165 g; Protein & Oats Cocoa, 56 g. Current labels entered July 2025 and January 2014. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- Gold Standard Pro Gainer Double ChocolateON Optimum Nutrition: every row against all products listing it
- Protein & Oats CocoaMET-Rx: every row against all products listing it