Comparison
Ultra Preventive and Ultra Preventive X
Ultra Preventive (Douglas Laboratories) lists 55 distinct ingredients and Ultra Preventive X (Douglas Laboratories) 55 (rows of one ingredient counted once); 55 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 | Ultra Preventive | Ultra Preventive X |
|---|---|---|
| Vitamin C | 350 mg (389%) | 1,000 mg (1111%) |
| Calcium | 105 mg (8%) | 420 mg (32%) |
| Vitamin B6 | 50 mg (2941%) | 100 mg (5882%) |
| Vitamin D | 37.5 mcg (188%) | 37.5 mcg (188%) |
| Magnesium | 105 mg (25%) | 420 mg (100%) |
| Vitamin B12 | 250 mcg (10417%) | 250 mcg (10417%) |
| Zinc | 12.5 mg (114%) | 25 mg (227%) |
| Niacin | 95 mg (594%) | 190 mg (1188%) |
| Vitamin E | 67 mg (447%) | 134 mg (893%) |
| Potassium | 50 mg (1%) | 100 mg (2%) |
| Folate | 667 mcg DFE (167%) | 667 mcg DFE (167%) |
| Vitamin A | 2.25 mg | 2.25 mg |
| Pantothenic Acid (Vitamin B5) | 50 mg (1000%) | 100 mg (2000%) |
| Riboflavin | 25 mg (1923%) | 50 mg (3846%) |
| Thiamin | 50 mg (4167%) | 100 mg (8333%) |
| Biotin | 150 mcg (500%) | 150 mcg (500%) |
| Chromium | 100 mcg (286%) | 100 mcg (286%) |
| Selenium | 100 mcg (182%) | 100 mcg (182%) |
| Manganese | 4.5 mg (196%) | 9 mg (391%) |
| Copper | 1 mg (111%) | 2 mg (222%) |
| Iodine | 100 mcg (67%) | 100 mcg (67%) |
| Green Tea | 25 mg | 50 mg |
| Choline | 137.5 mg (25%) | 275 mg (50%) |
| Vitamin K | 22.5 mcg (19%) | 22.5 mcg (19%) |
| Molybdenum | 50 mcg (111%) | 50 mcg (111%) |
| Inositol | 50 mg | 100 mg |
| Grape | 25 mg | 50 mg |
| Boron | 1.5 mg | 3 mg |
| Alpha Lipoic Acid | 25 mg | 50 mg |
| Bromelain | 75 mg | 50 mg |
| Flavonoid | 50 mg | 100 mg |
| Lutein | 5 mg | 10 mg |
| Cranberry | not disclosed | not disclosed |
| Beet | not disclosed | not disclosed |
| Blueberry | not disclosed | not disclosed |
| Pomegranate | not disclosed | not disclosed |
| Broccoli | not disclosed | not disclosed |
| Quercetin | 50 mg | 100 mg |
| Vanadium | 25 mcg | 25 mcg |
| Lycopene | 3 mg | 6 mg |
| Carrot | not disclosed | not disclosed |
| Spinach | not disclosed | not disclosed |
| Blue-Green Algae | 50 mg | 100 mg |
| Papain | 50 mg | 100 mg |
| N-Acetyl Cysteine | 75 mg | 150 mg |
| Chlorella | 50 mg | 100 mg |
| Raspberry | not disclosed | not disclosed |
| Parsley | not disclosed | not disclosed |
| Rutin | 12.5 mg | 25 mg |
| Kale | not disclosed | not disclosed |
| Zeaxanthin | 1 mg | 2 mg |
| Betaine Hydrochloride | 75 mg | 150 mg |
| Cabbage | not disclosed | not disclosed |
| Black Currant | not disclosed | not disclosed |
| Collard | not disclosed | not disclosed |
Amounts are per serving as DSLD gives them: Ultra Preventive, 4 tablets; Ultra Preventive X, 4 tablets. Current labels entered July 2021 and March 2021. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- Ultra PreventiveDouglas Laboratories: every row against all products listing it
- Ultra Preventive XDouglas Laboratories: every row against all products listing it