Global Muscle Gainer Protein Powder Market Size, Share & Demand Report By Protein Source (Whey Protein-Based, Casein-Based, Soy-Based, Plant-Based Blends, Multi-Source Protein Blends), By Caloric Density (Up to 500 kcal, 500–1,000 kcal, Above 1,000 kcal), By End-User (Bodybuilders & Strength Athletes, Recreational Gym Users, Professional Athletes, Underweight Individuals, Military Personnel), By Distribution Channel (Online Retail, Specialty Stores, Supermarkets & Hypermarkets, Pharmacies & Health Stores), By Formulation Type (Powder, Ready-to-Mix Sachets, RTD Shakes), By Region & Segment Forecasts, 2026–2031

Table of Contents

1. Executive Summary
   1. Introduction
2. Market Introduction
   1. Market Definition
   2. Scope of the Study
   3. Market Structure
3. Research Methodology
   1. Primary Research
   2. Research Methodology
   3. Assumptions & Exclusions
   4. Secondary Data Sources
4. Market Factor Analysis
   1. Value Chain Analysis: Muscle Gainer Protein Powder Market
   2. Porters Five Forces Analysis
      1. Bargaining Power of Suppliers
      2. Bargaining Power of Buyers
      3. Threat of Substitution
      4. Threat of New Entrants
      5. Competitive Rivalry
5. Market Dynamics
   1. Drivers
   2. Restraints
   3. Opportunities
6. Recent Trends Analysis
7. Impact of COVID-19 on Muscle Gainer Protein Powder Market
   1. Pre and Post Covid -19 Market Scenario Analysis
   2. Market Recovery Timeline and Challenge
   3. Measures Taken by Top Players
8. Regulatory Landscape
9. Muscle Gainer Protein Powder Market , By Protein Source
   1. Introduction
      1. Market Size and Forecast, By Protein Source
   2. Whey Protein-Based
      1. Market Size and Forecast, By Region
   3. Casein-Based
      1. Market Size and Forecast, By Region
   4. Soy Protein-Based
      1. Market Size and Forecast, By Region
   5. Plant-Based Blends 
      1. Market Size and Forecast, By Region
   6. Multi-Source Protein Blends
      1. Market Size and Forecast, By Region
10. Muscle Gainer Protein Powder Market , By Caloric Density
    1. Introduction
       1. Market Size and Forecast, By Caloric Density
    2. Standard 
       1. Market Size and Forecast, By Region
    3. High-Calorie 
       1. Market Size and Forecast, By Region
    4. Ultra-High Calorie 
       1. Market Size and Forecast, By Region
11. Muscle Gainer Protein Powder Market , By End-User
    1. Introduction
       1. Market Size and Forecast, By End-User
    2. Bodybuilders & Strength Athletes
       1. Market Size and Forecast, By Region
    3. Recreational Gym Users
       1. Market Size and Forecast, By Region
    4. Professional Athletes
       1. Market Size and Forecast, By Region
    5. Underweight Individuals 
       1. Market Size and Forecast, By Region
    6. Military & Tactical Training Personnel
       1. Market Size and Forecast, By Region
12. Muscle Gainer Protein Powder Market , By Distribution Channel
    1. Introduction
       1. Market Size and Forecast, By Distribution Channel
    2. Online Retail 
       1. Market Size and Forecast, By Region
    3. Specialty Nutrition Stores
       1. Market Size and Forecast, By Region
    4. Supermarkets & Hypermarkets
       1. Market Size and Forecast, By Region
    5. Pharmacies & Health Stores
       1. Market Size and Forecast, By Region
13. Muscle Gainer Protein Powder Market , By Formulation Type
    1. Introduction
       1. Market Size and Forecast, By Formulation Type
    2. Powder
       1. Market Size and Forecast, By Region
    3. Ready-to-Mix Sachets
       1. Market Size and Forecast, By Region
    4. Ready-to-Drink (RTD) Shakes
       1. Market Size and Forecast, By Region
14. Regional Overview
    1. Introduction
       1. Market Size and Forecast
    2. North America
       1. Market Size and Forecast
          1. By Protein Source
             1. Whey Protein-Based
             2. Casein-Based
             3. Soy Protein-Based
             4. Plant-Based Blends 
             5. Multi-Source Protein Blends
          2. By Caloric Density
             1. Standard 
             2. High-Calorie 
             3. Ultra-High Calorie 
          3. By End-User
             1. Bodybuilders & Strength Athletes
             2. Recreational Gym Users
             3. Professional Athletes
             4. Underweight Individuals 
             5. Military & Tactical Training Personnel
          4. By Distribution Channel
             1. Online Retail 
             2. Specialty Nutrition Stores
             3. Supermarkets & Hypermarkets
             4. Pharmacies & Health Stores
          5. By Formulation Type
             1. Powder
             2. Ready-to-Mix Sachets
             3. Ready-to-Drink (RTD) Shakes
       2. U.S.
          1. By Protein Source
             1. Whey Protein-Based
             2. Casein-Based
             3. Soy Protein-Based
             4. Plant-Based Blends 
             5. Multi-Source Protein Blends
          2. By Caloric Density
             1. Standard 
             2. High-Calorie 
             3. Ultra-High Calorie 
          3. By End-User
             1. Bodybuilders & Strength Athletes
             2. Recreational Gym Users
             3. Professional Athletes
             4. Underweight Individuals 
             5. Military & Tactical Training Personnel
          4. By Distribution Channel
             1. Online Retail 
             2. Specialty Nutrition Stores
             3. Supermarkets & Hypermarkets
             4. Pharmacies & Health Stores
          5. By Formulation Type
             1. Powder
             2. Ready-to-Mix Sachets
             3. Ready-to-Drink (RTD) Shakes
       3. Canada
    3. Europe
       1. Market Size and Forecast
          1. By Protein Source
             1. Whey Protein-Based
             2. Casein-Based
             3. Soy Protein-Based
             4. Plant-Based Blends 
             5. Multi-Source Protein Blends
          2. By Caloric Density
             1. Standard 
             2. High-Calorie 
             3. Ultra-High Calorie 
          3. By End-User
             1. Bodybuilders & Strength Athletes
             2. Recreational Gym Users
             3. Professional Athletes
             4. Underweight Individuals 
             5. Military & Tactical Training Personnel
          4. By Distribution Channel
             1. Online Retail 
             2. Specialty Nutrition Stores
             3. Supermarkets & Hypermarkets
             4. Pharmacies & Health Stores
          5. By Formulation Type
             1. Powder
             2. Ready-to-Mix Sachets
             3. Ready-to-Drink (RTD) Shakes
       2. U.K.
          1. By Protein Source
             1. Whey Protein-Based
             2. Casein-Based
             3. Soy Protein-Based
             4. Plant-Based Blends 
             5. Multi-Source Protein Blends
          2. By Caloric Density
             1. Standard 
             2. High-Calorie 
             3. Ultra-High Calorie 
          3. By End-User
             1. Bodybuilders & Strength Athletes
             2. Recreational Gym Users
             3. Professional Athletes
             4. Underweight Individuals 
             5. Military & Tactical Training Personnel
          4. By Distribution Channel
             1. Online Retail 
             2. Specialty Nutrition Stores
             3. Supermarkets & Hypermarkets
             4. Pharmacies & Health Stores
          5. By Formulation Type
             1. Powder
             2. Ready-to-Mix Sachets
             3. Ready-to-Drink (RTD) Shakes
       3. Germany
       4. France
       5. Spain
       6. Italy
       7. Russia
       8. Nordic
       9. Benelux
       10. Rest of Europe
    4. APAC
       1. Market Size and Forecast
          1. By Protein Source
             1. Whey Protein-Based
             2. Casein-Based
             3. Soy Protein-Based
             4. Plant-Based Blends 
             5. Multi-Source Protein Blends
          2. By Caloric Density
             1. Standard 
             2. High-Calorie 
             3. Ultra-High Calorie 
          3. By End-User
             1. Bodybuilders & Strength Athletes
             2. Recreational Gym Users
             3. Professional Athletes
             4. Underweight Individuals 
             5. Military & Tactical Training Personnel
          4. By Distribution Channel
             1. Online Retail 
             2. Specialty Nutrition Stores
             3. Supermarkets & Hypermarkets
             4. Pharmacies & Health Stores
          5. By Formulation Type
             1. Powder
             2. Ready-to-Mix Sachets
             3. Ready-to-Drink (RTD) Shakes
       2. China
          1. By Protein Source
             1. Whey Protein-Based
             2. Casein-Based
             3. Soy Protein-Based
             4. Plant-Based Blends 
             5. Multi-Source Protein Blends
          2. By Caloric Density
             1. Standard 
             2. High-Calorie 
             3. Ultra-High Calorie 
          3. By End-User
             1. Bodybuilders & Strength Athletes
             2. Recreational Gym Users
             3. Professional Athletes
             4. Underweight Individuals 
             5. Military & Tactical Training Personnel
          4. By Distribution Channel
             1. Online Retail 
             2. Specialty Nutrition Stores
             3. Supermarkets & Hypermarkets
             4. Pharmacies & Health Stores
          5. By Formulation Type
             1. Powder
             2. Ready-to-Mix Sachets
             3. Ready-to-Drink (RTD) Shakes
       3. Korea
       4. Japan
       5. India
       6. Australia
       7. Singapore
       8. Taiwan
       9. South East Asia
       10. Rest of Asia-Pacific
    5. Middle East and Africa
       1. Market Size and Forecast
          1. By Protein Source
             1. Whey Protein-Based
             2. Casein-Based
             3. Soy Protein-Based
             4. Plant-Based Blends 
             5. Multi-Source Protein Blends
          2. By Caloric Density
             1. Standard 
             2. High-Calorie 
             3. Ultra-High Calorie 
          3. By End-User
             1. Bodybuilders & Strength Athletes
             2. Recreational Gym Users
             3. Professional Athletes
             4. Underweight Individuals 
             5. Military & Tactical Training Personnel
          4. By Distribution Channel
             1. Online Retail 
             2. Specialty Nutrition Stores
             3. Supermarkets & Hypermarkets
             4. Pharmacies & Health Stores
          5. By Formulation Type
             1. Powder
             2. Ready-to-Mix Sachets
             3. Ready-to-Drink (RTD) Shakes
       2. UAE
          1. By Protein Source
             1. Whey Protein-Based
             2. Casein-Based
             3. Soy Protein-Based
             4. Plant-Based Blends 
             5. Multi-Source Protein Blends
          2. By Caloric Density
             1. Standard 
             2. High-Calorie 
             3. Ultra-High Calorie 
          3. By End-User
             1. Bodybuilders & Strength Athletes
             2. Recreational Gym Users
             3. Professional Athletes
             4. Underweight Individuals 
             5. Military & Tactical Training Personnel
          4. By Distribution Channel
             1. Online Retail 
             2. Specialty Nutrition Stores
             3. Supermarkets & Hypermarkets
             4. Pharmacies & Health Stores
          5. By Formulation Type
             1. Powder
             2. Ready-to-Mix Sachets
             3. Ready-to-Drink (RTD) Shakes
       3. Turky
       4. Saudi Arabia
       5. South Africa
       6. Egypt
       7. Nigeria
       8. Rest of MEA
    6. LATAM
       1. Market Size and Forecast
          1. By Protein Source
             1. Whey Protein-Based
             2. Casein-Based
             3. Soy Protein-Based
             4. Plant-Based Blends 
             5. Multi-Source Protein Blends
          2. By Caloric Density
             1. Standard 
             2. High-Calorie 
             3. Ultra-High Calorie 
          3. By End-User
             1. Bodybuilders & Strength Athletes
             2. Recreational Gym Users
             3. Professional Athletes
             4. Underweight Individuals 
             5. Military & Tactical Training Personnel
          4. By Distribution Channel
             1. Online Retail 
             2. Specialty Nutrition Stores
             3. Supermarkets & Hypermarkets
             4. Pharmacies & Health Stores
          5. By Formulation Type
             1. Powder
             2. Ready-to-Mix Sachets
             3. Ready-to-Drink (RTD) Shakes
       2. Brazil
          1. By Protein Source
             1. Whey Protein-Based
             2. Casein-Based
             3. Soy Protein-Based
             4. Plant-Based Blends 
             5. Multi-Source Protein Blends
          2. By Caloric Density
             1. Standard 
             2. High-Calorie 
             3. Ultra-High Calorie 
          3. By End-User
             1. Bodybuilders & Strength Athletes
             2. Recreational Gym Users
             3. Professional Athletes
             4. Underweight Individuals 
             5. Military & Tactical Training Personnel
          4. By Distribution Channel
             1. Online Retail 
             2. Specialty Nutrition Stores
             3. Supermarkets & Hypermarkets
             4. Pharmacies & Health Stores
          5. By Formulation Type
             1. Powder
             2. Ready-to-Mix Sachets
             3. Ready-to-Drink (RTD) Shakes
       3. Mexico
       4. Argentina
       5. Chile
       6. Colombia
       7. Rest of LATAM
15. Competitive Landscape, 2025
    1. Introduction
    2. Muscle Gainer Protein Powder Market Share Analysis, 2025 (%)
       1. Market Share Analysis, 2025
       2. Competition Ranking, 2025
       3. Key Developments & Growth Strategies
          1. Merger & Acquisition
          2. Product Launch
          3. Expansion
       4. Consolidated SWOT Analysis of Key Players
16. Company Profile
    1. Optimum Nutrition
       1. Business Overview
       2. Financial Data
       3. Key Product domains
       4. Recent Developments
    2. MuscleTech
    3. BSN
    4. Dymatize
    5. Myprotein
    6. Universal Nutrition
    7. Labrada Nutrition
    8. GNC Holdings
    9. Rule One Proteins
    10. MusclePharm