Kirkland Signature Organic Butter
Costco Wholesale CorporationLab tested
No
Living conditions
Pasture Raised
Antibiotics
Never Used
Feed quality
Conventional Corn/Soy
Grass-fed
No
Why this score
For every scoring factor, open the breakdown from the score above.
Low Risk
Yes
No
None
No
stick
Serving size: 14 g
Amounts per serving, from the product nutrition label or trusted public sources when available.See product ratings, lab test results, and expert analysis of water quality and filtration systems.
Kirkland Signature Organic Butter
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