Request Sample Protein Bars Market Size, Share & Trends Analysis Report by Type (Whey Protein Bar, Plant Protein Bar, and Other Protein Bars [Egg Protein Bars, Collagen Protein Bars, Others]), by Source (Animal Protein and Plant Protein), by Distribution Channel (Supermarkets/Hypermarkets, Convenience Stores, Specialist Retail Stores, Online Stores, and Others), Forecast Period (2026–2035)