Tag: Costco kirkland

According to Costco's product listings, the retailer now offers a specific Kirkland Signature Organic A2 Protein Whole Milk. This contrasts with standard organic milk, which typically contains a mix of A1 and A2 beta-casein proteins and is not marketed with the A2 label.

According to a recent Consumer Reports investigation, Kirkland Signature organic Saigon cinnamon sold at Costco contained detectable levels of lead. This discovery raises important questions for consumers concerned about the safety of their spices, particularly concerning coumarin and heavy metal contamination.