| Challenge Criteria* |
LifePak® |
Kirkland Signature® Premium Multivitamin with Herbs |
| *Unless otherwise stated the nutrients in both products fall within the specified ranges and meet the criteria. |
| Uses exclusively natural vitamin E (d-alpha-tocopher) because of its documented higher bioavailability over the synthetic form (dl-alpha tocopher). |
Yes |
dl-alpha tocopheryl acetate |
| Provides at least 50% of the most recently established nutrient intake recommendations of the National Research Council (NRC) for adult men and women of all essential vitamins and minerals, except electrolytes, phosphorus, fluoride and iron. |
Yes |
Below 50% of 1998 NRC RDA for magnesium, below 50% of 1998 NRC AI for calcium |
| Uses optimum amounts of antioxidant nutrients: 100-400 IU vitamin E, 200-500 mg vitamin C, 5,000-10,000 IU beta-carotene, and 70-200 mcg selenium. |
Yes |
60 IU vitamin E, 120 mg vitamin C
|
| Uses optimum amounts of B-vitamins involved in homocysteine metabolism: at least 200 mcg folic acid, 1.5 mg vitamin B6and 2.4 mcg vitamin B12. |
Yes |
Yes |
| Uses optimum amounts of bone nutrients: 500-1,500 mg calcium, 210-700 mg magnesium, 200-800 IU vitamin D, at least 40 mcg vitamin K, and at least 1 mg boron. |
Yes |
165 mg calcium, 100 mg magnesium
|
| Provides at least 6 mg carotenoids from at least 3 out of the 5 most important sources: beta-carotene, alpha-carotene, lutein, lycopene and cryptoxanthin. The amounts must be specified. |
Yes
6 mg beta-carotene
2 mg alpha-carotene
2 mg lutein
1 mg lycopene
|
3.0 mg beta-carotene
Composition of mixed carotenoids not specified
|
| Provides at least 20 mg of dietary flavonoids from at least 3 different, well-characterized sources, such as catechins, citrus bioflavonoids, quercetin, isoflavones, and grape seed extract. The amounts must be specified. |
Yes
90 mg green tea catechins
25 mg citrus bioflavonoids
50 mg quercetin
25 mg isoflavones
10 mg grape seed extract
|
No
1 mg grape seed extract, 5 mg hesperidin, 1 mg rutin
Potency citrus bioflavonoid complex not specified
|
| Uses well-absorbable, bioavailable sources of trace minerals zinc, iron, copper, and chromium (if present), such as organic acid salts and amino acid chelates. |
Yes |
Zinc oxide, chromium chloride, cupric oxide |
| Free of potentially unsafe amounts of vitamins and minerals according to the most recently published NOAEL established by the CRN. |
Yes |
Yes
|
| Free of artificial fillers, binders, colors, flavors and preservatives. |
Yes |
Yes |
| Meets USP XXIII disintegration guidelines: 30 minutes for capsules and uncoated tablets, 45 minutes for coated tablets. |
Yes |
Yes
Lot#JF10493
5/25/00
|
