Comparison
Purely-Zinc Plus and Power-Zinc Plus
Purely-Zinc Plus (North American Herb & Spice) lists 21 distinct ingredients and Power-Zinc Plus (Physician's Strength) 21 (rows of one ingredient counted once); 21 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 | Purely-Zinc Plus | Power-Zinc Plus |
|---|---|---|
| Carbohydrate | 7 g | 7 g |
| Vitamin C | 268 mg (298%) | 168 mg (187%) |
| Vitamin B6 | 0.9 mg (53%) | 0.21 mg (12%) |
| Sodium | 110 mg | 132.5 mg |
| Sugar | 1 g | 1 g |
| Magnesium | 218 mg (52%) | 312.47 mg (74%) |
| Fat (unspecified) | 3 g | not disclosed |
| Zinc | 3.03 mg (28%) | 4.14 mg (38%) |
| Niacin | 5.12 mg (32%) | 1.81 mg (11%) |
| Potassium | 424 mg (9%) | 494.45 mg (11%) |
| Folate | 34.7 mcg | 3.34 mcg |
| Thiamin | 0.292 mg (24%) | 0.15 mg (13%) |
| Protein | 12 g | 14 g |
| Fiber | 3 g | 3 g |
| Iron | 3.68 mg (20%) | 5.69 mg (32%) |
| Saturated fat | 0 g | 0 g |
| Cholesterol | 0 mg | 0 mg |
| Manganese | 2.49 mg (108%) | 2.51 mg (109%) |
| Copper | 0.48 mg (53%) | 0.38 mg (42%) |
| Phosphorus | 513 mg (41%) | 556.43 mg (45%) |
| Trans fat | 0 mg | 0 mg |
Amounts are per serving as DSLD gives them: Purely-Zinc Plus, 28 g; Power-Zinc Plus, 28 g. Current labels entered March 2024 and September 2023. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- Purely-Zinc PlusNorth American Herb & Spice: every row against all products listing it
- Power-Zinc PlusPhysician's Strength: every row against all products listing it