Global Protein Supplements Market Size, Statistics, Growth Trend Analysis and Forecast Report, 2026 – 2036

The protein supplements market is segmented by protein source into animal-based proteins encompassing whey, casein, egg, collagen, and milk protein, and plant-based proteins including pea, soy, rice, hemp, and quinoa. By product format, the market covers powders, ready-to-drink beverages, protein bars, capsules and tablets, and functional food formats. By end-user, segments include athletes and bodybuilders, fitness enthusiasts, lifestyle and wellness consumers, older adults managing sarcopenia, and clinical and medical nutrition patients. By flavour, chocolate, vanilla, strawberry, unflavoured, and other varieties serve diverse taste preferences. By distribution channel, the market operates through online and direct-to-consumer platforms, supermarkets and hypermarkets, specialty stores, pharmacies, and gyms and fitness centres. By price point, the market spans mass and value, mid-tier, premium, and ultra-premium positioning.