“While Fairlife milk pioneered and patented a specific multi-stage filtration system, other manufacturers, including Costco, can still use broader filtration methods to concentrate protein and produce lactose-free milk products.”

“The process also creates a thicker, creamier product that is often lactose-free, high in macronutrients, and more shelf-stable, according to shoppers.”

“If sales perform well in its initial markets, the item could be rolled out to additional locations, which is consistent with Costco’s typical approach of testing private-label products in select regions before scaling distribution chain-wide based on consumer demand.”