USN Protein Fuel 40 is a ready-to-drink protein shake delivering 40g of high-quality protein per 500ml bottle, designed to support muscle recovery and development. This convenient six-pack in chocolate flavour provides a portable nutrition solution for post-workout recovery or meal replacement. Each bottle combines protein with essential amino acids to aid muscle protein synthesis, making it ideal for athletes and fitness enthusiasts seeking efficient protein intake without preparation. The RTD format ensures consistent macronutrient delivery and eliminates mixing requirements, perfect for on-the-go consumption.