10 Best protein powder for muscle gain - March 2026

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Last Updated: 14-03-2026

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OPTIMUM NUTRITION Serious Mass Protein Powder Gainer, Chocolate, 5.44kg

Optimum Nutrition

9.8

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- 10%

OPTIMUM NUTRITION Serious Mass Protein Powder Gainer, Vanilla, 2.72kg - [2024/2025 plastic neck band packaging may vary]

Optimum Nutrition

9.6

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Best Value

- 10%

OPTIMUM NUTRITION Serious Mass Protein Powder Gainer, Chocolate, 2.72kg - [2024/2025 plastic neck band packaging may vary]

Optimum Nutrition

9.5

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Musashi Bulk Extreme Protein Powder, Vanilla, Muscle Builder Formula, High Protein Supplement, Mass & Strength Support, Post-Workout Nutrition, 2kg

MUSASHI

9.2

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- 11%

OPTIMUM NUTRITION Serious Mass Protein Powder Gainer, Banana, 2.72kg - [2024/2025 plastic neck band packaging may vary]

Optimum Nutrition

9.1

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Pure Product Australia - Super Mass Gainer Powder - 50g Protein per Serving, 250g Carbs, Supports Muscle Gain & Recovery, High-Calorie Formula for Energy Boost - 1.5Kg Chocolate

Pure Product Australia

8.8

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- 8%

OPTIMUM NUTRITION Serious Mass Protein Powder Gainer, Vanilla, 5.44kg

Optimum Nutrition

8.6

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Pure Product Australia - Super Mass Gainer Powder - 50g Protein per Serving, 250g Carbs, Supports Muscle Gain & Recovery, High-Calorie Formula for Energy Boost - 1.5Kg Vanilla

Pure Product Australia

8.4

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- 16%

The Bulk Protein Company - SERIOUS GAINZ Whey Protein Powder 5kg - Weight Gain, Mass Gainer - 30g Protein Powders - Chocolate

The Bulk Protein Company

8.2

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Zombie Labs Gainz Vanilla Mass Gainer + Creatine 1.6kg

Zombie Labs

8.1

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