Greek Yogurt

Kirkland Signature

Kirkland Signature Plain Nonfat Greek Yogurt

Good Medium confidence
Ingredient Integrity 92

Only milk and live cultures present with multiple probiotic strains and zero additives

Processing Level 68

Traditional straining inferred from absence of thickeners though method not explicitly disclosed

Evidence & Transparency 22

Minimal disclosure beyond country of origin with no farm sourcing or animal welfare information

Product Quality 68

Clean two-ingredient formula with live cultures but lacks premium sourcing verification

Ingredients

Grade A Nonfat MilkLive Active Yogurt Cultures (typical for plain Greek yogurt: S. thermophilusL. bulgaricusL. acidophilusBifidusL. casei)

Certifications

KosherGluten Free0% Milkfat (Nonfat)

Sourcing

Product of Canada. Manufactured for Costco's Kirkland Signature private label brand. The product is a mainstream value offering sold exclusively through Costco warehouses and delivery services.

Transparency notes

Country of origin clearly stated as Canada. Kosher and Gluten Free certifications explicitly listed. Ingredient panel not available in text format on public retailer pages, though product is clearly identified as plain nonfat Greek yogurt which has a standard composition.

Origin Canada
Last verified June 2026