Kirkland Mature Multivitamin Review
The Kirkland Signature Adult 50+ Mature Multi Vitamins & Minerals, available in a 400-tablet bottle, is specifically formulated to support the nutritional needs of individuals over the age of 50. This daily multivitamin is designed to bolster overall health by providing a comprehensive blend of 25 key vitamins and minerals, alongside 3 trace minerals and 2 antioxidants. Key benefits highlighted include support for strong bones and teeth, enhanced eye health, a robust immune system, and vital antioxidant activity. The formulation includes essential nutrients such as calcium, crucial for maintaining bone density, and vitamin D, which plays a significant role in bone, teeth, muscle, and immune system health. B vitamins are incorporated to aid in cellular energy production, while vitamins C and E offer additional antioxidant support, helping to protect the body from oxidative stress. A notable feature of this product is its United States Pharmacopeia (USP) Verification. This certification assures consumers that the supplement meets rigorous standards for identity, strength, quality, purity, and consistency. USP Verified products are tested to ensure they contain the ingredients listed on the label in the declared amounts, are free from harmful levels of specified contaminants like heavy metals and pesticides, and will properly dissolve for absorption. The suggested use is one tablet daily, preferably taken with a meal. The product is gluten-free and comes in tablet form, focusing on immune support as a primary health benefit. It is important to note that this product is not intended for use by pregnant or nursing women, and individuals taking medications or planning medical procedures should consult their doctor before use. Discontinuation is advised if any adverse reactions occur. The tablets should be stored at room temperature, tightly closed, and away from excessive heat, and tablet color may vary. For individuals with diabetes or hypoglycemia, discussion with a physician prior to use is recommended due to the presence of chromium.
Study, Trial or Testing Result SummaryMembersHuman studies
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Supplement FactsVitamin A 750 mcg · Vitamin C 90 mg · Vitamin D3 25 mcg (1000 IU)
| Vitamin A (29% as Beta Carotene) | 750 mcg | 83% |
| Vitamin C | 90 mg | 100% |
| Vitamin D3 | 25 mcg (1000 IU) | 125% |
| Vitamin E | 22.5 mg | 150% |
| Vitamin K | 30 mcg | 25% |
| Thiamin (Vitamin B1) | 1.5 mg | 125% |
| Riboflavin (Vitamin B2) | 1.7 mg | 131% |
| Niacin | 20 mg | 125% |
| Vitamin B6 | 3 mg | 176% |
| Folate | 500 mcg DFE (300 mcg Folic Acid) | 125% |
| Vitamin B12 | 25 mcg | 1,042% |
| Biotin | 30 mcg | 100% |
| Pantothenic Acid | 10 mg | 200% |
| Calcium | 220 mg | 17% |
| Phosphorus | 20 mg | 2% |
| Iodine | 150 mcg | 100% |
| Magnesium | 50 mg | 12% |
| Zinc | 11 mg | 100% |
| Selenium | 55 mcg | 100% |
| Copper | 0.9 mg | 100% |
| Manganese | 2.3 mg | 100% |
| Chromium | 45 mcg | 129% |
| Molybdenum | 45 mcg | 100% |
| Chloride | 72 mg | 3% |
| Potassium | 80 mg | 2% |
| Lutein | 250 mcg | † |
| Lycopene | 300 mcg | † |
| Boron | 150 mcg | † |
| Vanadium | 10 mcg | † |
Other ingredients: INGREDIENTS: Dibasic Calcium Phosphate, Magnesium Oxide, Potassium Chloride, Cellulose Gel, Calcium Carbonate, Ascorbic Acid, dl-Alpha Tocopheryl Acetate, Niacinamide, Zinc Oxide, d-Calcium Pantothenate, Hydroxypropyl Methylcellulose, Manganese Sulfate, Croscarmellose Sodium, Magnesium Stearate, Silicon Dioxide, Copper Sulfate, Pyridoxine Hydrochloride, Thiamin Mononitrate, Riboflavin, Beta Carotene, Polyethylene Glycol, Vitamin A Acetate, Sodium Borate, Folic Acid, Boric Acid, Chromium Picolinate, Lycopene, Lutein, Potassium Iodide, Sodium Selenate, Sodium Molybdate, Phylloquinone, Biotin, Cyanocobalamin, Cholecalciferol, Sodium Metavanadate.
Directions: SUGGESTED USE: Take one (1) tablet daily, preferably with a meal.
Label source: Amazon · Report a label change
Graded October 24, 2026 by the Reverse Age Lab evidence engine, from human studies, real reviews and our biohacker panel. How we grade. Is this medical advice? No. Rala organizes the published evidence; go over any change with your doctor, especially if you take meds.

