Kirkland Signature

1 article

A Costco shopping cart filled with popular, highly-rated gluten-free food items and ingredients.

Top 7 Best Gluten-Free Costco Items Based on 5-Star Reviews

Hundreds of Costco customers have rated gluten-free items like Kirkland Signature Almond Flour with 4 and 5 stars, revealing a hidden trove of quality and value for specialized diets.

Jonah Kline·April 26, 2026