Protein Bars Market By Product Type (Snack Bars, Energy Bars, Meal Replacement Bars, Others), By Category (Nutrition Bars, Gluten-Free Protein Bars, Others), By Protein Content (High Protein, Medium Protein, Low Protein), By Distribution Channel (Supermarkets & Hypermarkets, Convenience Stores, Online, Others) - Growth, Share, Opportunities & Competitive Analysis, 2026 - 2034