Rule 1 R1 Casein 2.09lbs is a slow-digesting casein protein powder from Rule 1, designed for anyone looking to support muscle recovery between meals or overnight. Pick it up at Fuel Supplements for fast, Canada-wide delivery. This 2.09lbs size gives you a longer-lasting supply for consistent daily use.Key Benefits Casein-based protein formula for sustained protein delivery Mixes into shakes for a convenient protein option Supports recovery and daily protein intake goals 2.09lbs size for extended use before needing a refill Fits into strength, performance, and body composition programs When to Use ItCasein protein is best known as a before-bed option, since it digests more slowly than whey and can help extend protein availability through the overnight period. It also works well during long gaps between meals when you want a protein option that isn't whey-based. Some lifters pair it with a faster-digesting whey protein to cover both immediate post-workout needs and slower overnight recovery.FAQWhat is Rule 1 R1 Casein used for?How is casein different from whey protein?Casein digests more slowly than whey, making it a common choice for nighttime or extended-release use rather than immediate post-workout timing.Does Fuel Supplements ship Rule 1 R1 Casein across Canada?Yes, Fuel Supplements ships this 2.09lbs Rule 1 R1 Casein across Canada from fuelsupplements.com.More on this topic: Complete Buying Guide to Protein Powders in Canada (2026)