Products›Kirkland Signature Vitamin D3
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Kirkland Signature Vitamin D3

7 ingredients identified

The takeaway

Solid pick. Vitamin D3 has real research behind it.

Based on the ingredients we could read from this scan. A full label may include more — like added sugars, colorings or other ingredients — than we captured here.

73out of 100
BProduct Score

Based on 7 ingredients and 1 nutrient

Why this grade

  • +1 essential nutrient identified
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Ingredients

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Everything on the label — tap any ingredient to learn what it is and what the research says.

Formulation & quality

4 ingredients on this label got flagged — details below.

Animal productsContains soy
Seed oils — Contains seed/industrial oil: soybean oil.
Ultra-processed — Classified as ultra-processed (NOVA group 4).
5 food additives — Recognised additives detected — see the breakdown below; none flagged as concerning.

Additive breakdown

Soybean Oil · SoyOil · Seed oilLimitHigh in omega-6 polyunsaturated fat. Some consumer concern over seed oil intake and inflammation at high doses; also a common allergen (soy).
Glycerol · E422 · HumectantOKSugar alcohol used as moisture-retainer. FDA GRAS; no safety concern.
Gelatin · E428 · Gelling agentOKAnimal-derived protein; not suitable for vegetarians. No safety concern.
Gelatin · Gelatin · CapsuleOKAnimal-derived protein used for capsules. No safety concern; not suitable for vegans/vegetarians.
Glycerin · Glycerin · HumectantOKSugar alcohol used as a moisture-retainer. FDA GRAS; also a natural component of fats.

Tiers reflect regulatory opinions (EFSA, IARC, ANSES, FDA).

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Missing some ingredients or nutrients?

This grade is built from the label data we could match for this product, so parts of it — like the full nutrition panel — may not appear here yet. A grade is only as sharp as the label we can actually read, and it gets better every time someone shares a clear photo of the real product. Rescan the ingredients and nutrition facts and we'll sharpen it.

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Discussion

ingrede

Ingrede grades published research. It is not medical advice; talk to your doctor before changing supplements. Grades update as new data becomes available. How we grade →

Methodology