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Key Data

One serving of Kirkland Signature Extra Strength Vitamin D3 measured 2200 IU of vitamin D3, 10% over its label claim. Due to higher than claimed levels of vitamin D, two servings of this product also exceed the 4000 IU daily Upper Limit (UL) by 10%.

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Label Accuracy

Product Purity

Nutritional Value

Ingredient Safety

Projected Efficacy

Analytical Tests9
Serving Size1 Tablet
Price/Serving$0.02
Vitamin D/Serving2200 IU (as cholecalciferol/D3)
Watchlist IngredientsCaramel Color
Purity TestsPass (heavy metal content below 1 PPM)
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This product is not intended to diagnose, treat, cure, or prevent any disease.
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