Vitamin D3 (cholecalciferol) content was measured at 2200 IU/serving, exceeding its 2000 IU label claim by 10%.
Bulk samples of this product passed all six heavy metal assays, indicating presence of under 1 PPM (part per million) of arsenic, lead, cadmium, bismuth, antimony, and silver.
All vitamin D supplements recorded similar Nutrition Facts panels, with minimal variation in calorie, fat, carbohydrate, and sugar content. Nutrigold Vitamin D3 Gold recorded 2200 IU vitamin D3/serving, nearly 4x the 600 IU Recommended Dietary Allowance (RDA) set by the Institute of Medicine (IOM).
Nutrigold Vitamin D3 Gold recorded 2200 IU vitamin D3/serving (Mean = 1674.5 IU). A single serving exceeds the 600 IU Recommended Dietary Allowance (RDA) by 266.7% while two servings of this product exceed the 4000 IU/daily vitamin D Upper Limit (UL) by 10%.
Although dosing is high, toxicity is unlikely to occur; according to the National Institutes of Health (NIH), most clinical reports set a toxicity threshold of 10,000 IU - 40,000 IU vitamin D daily. The Mayo Clinic notes toxic reactions after several months' consumption of 50,000 IU vitamin D daily. Excess vitamin D may cause calcium build-up in the blood, leading to fatigue, stomach issues and, over extended exposure, kidney damage.
Vitamin D3 (cholecalciferol) content in Nutrigold Vitamin D3 Gold was measured at 2200 IU/serving, exceeding the 600 IU Recommended Dietary Allowance (RDA).
All supplements recorded vitamin D levels in excess of the 600 IU RDA in one serving and, accordingly, were all awarded identical Projected Efficacy scores.
These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.