Kirkland Costco Kirkland supplement bottle
Kirkland Costco

Kirkland

What We Researched
· 8 inactive ingredients decoded · Last updated: Mar 2026
83
Product Score Good

Product Analysis

Transparency Fair

Supplement Facts

No supplement facts data available.

Bioavailability N/A

Absorption Rating

No ingredient forms matched our reference database.

Other Ingredients Very Good

Fillers & Additives

  • Calcium Carbonate
  • Maltodextrin
  • Cholecalciferol
  • croscamele sodium
  • Glycerin
  • Hydroxypropyl Methylcellulose
  • Medium Chain Triglycerides
  • Mineral Oil Medium
Efficacy N/A

Dosage Analysis

Dosage data not available for assessment.

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Calcium Carbonate Safe

Acts as a filler and provides supplemental calcium.

Maltodextrin Generally_safe

Helps carry and stabilize active ingredients. Provides bulk.

Cholecalciferol Safe

It is used to supplement vitamin D levels.

croscamele sodium Unknown
Glycerin Safe

Retains moisture and helps dissolve ingredients in softgels and liquids.

Hydroxypropyl Methylcellulose Safe

It is used as a coating for tablets and capsules.

Medium Chain Triglycerides Safe

Enhances absorption of fat-soluble vitamins.

Mineral Oil Caution

It is used as a lubricant or emollient.

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Frequently Asked Questions
Is Kirkland Costco Kirkland a good supplement?

Kirkland Costco Kirkland received a product quality score of 83/100 in GoodSupp's independent analysis, indicating strong overall quality. Of the 8 inactive ingredients, 5 are rated safe and 1 are flagged for review.

Is Kirkland Costco Kirkland safe to take?

Kirkland Costco Kirkland has been analyzed for ingredient safety across all its components. Of 8 inactive ingredients, 5 are rated safe. 1 ingredient is flagged for review: Mineral Oil. 'Caution' doesn't mean dangerous — it indicates the ingredient has some considerations worth being aware of, such as potential sensitivities or ongoing research. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.