Top 10 Best clean gainer in 2026

Last Updated - 6/28/2026

🏆Best Choice

RIVAL NUTRITION

RIVAL NUTRITION Clean Gainer (Bag) Chocolate Fudge 12 lbs

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•Lean Gains: 560 quality calories from premium proteins, fast-fueling carbohydrates, and energy-packed lipids to help you add size and strength.
•Full-Spectrum Proteins: 30g of protein from Whey, Milk Isolate, and Micellar Casein provides 9 essential amino acids to assist with muscle repair and rebuilding.
•Multi-Source Carbohydrates: Readily digested simple and complex carbs help fuel training energy and post-workout glycogen recovery.
•Safe for Sports: Tested and monitored for over 250 banned substances by LGC- an accredited, independent, anti-doping laboratory.
•Great Tasting Flavors: Including Chocolate Fudge, Soft Serve Vanilla, Cookies & Cream, Chocolate Peanut Butter, Cinnamon Toast Cereal, and S'mores.

View offer on:

$73.75

Check Price

RIVAL NUTRITION

Rival Nutrition Clean Gainer- Chocolate Fudge, 5lbs.

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•Lean Gains: 560 quality calories from premium proteins, fast-fueling carbohydrates, and energy-packed lipids to help you add size and strength.
•Full-Spectrum Proteins: 30g of protein from Whey, Milk Isolate, and Micellar Casein provides 9 essential amino acids to assist with muscle repair and rebuilding.
•Multi-Source Carbohydrates: Readily digested simple and complex carbs help fuel training energy and post-workout glycogen recovery.
•Safe for Sports: Tested and monitored for over 250 banned substances by LGC- an accredited, independent, anti-doping laboratory.
•Great Tasting Flavors: Including Chocolate Fudge, Soft Serve Vanilla, Cookies & Cream, Chocolate Peanut Butter, Cinnamon Toast Cereal, and S'mores.

View offer on:

$34.45

$38.11

-10%

Check Price

Rule 1 Proteins

Rule 1 Clean Gainer - High-Protein Lean Gain Formula with 560 Calories, 30g of Full-Spectrum Protein, Over 90g Carbs, Under 6g of Fat (15 Servings, Chocolate Fudge)

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•Rule One Protein's Lean Gainer Formula: 560 quality calories from premium proteins, fast-fueling carbohydrates, and energy-packed lipids to help you add incremental size and strength.
•Quality Carbs: Over 90g of readily digested simple and complex carbs from multiple sources to help training energy and post-workout glycogen recovery.
•Full-Spectrum Protein: 30g of protein from whey, milk isolate, and micellar casein supply vital amino acids.
•Amino Packed: Loaded with naturally-occurring essential amino acids (EAAs), branched-chain amino acids (BCAAs), and other important amino acids for muscle repair and recovery.
•Clean Manufacturing: Clean Gainer is proudly made in our own state-of-the-art GMP-certified facilities in the USA (with globally sourced ingredients) and is banned substance tested by Informed Choice.
•A Wide Variety of Sizes and Flavors: R1 Clean Gainer is produced in 5 and 10-pound sizes and 4 fan-favorite flavors.
•Directions: Mix two (2) scoops of R1 Clean Gainer with approx. 14-16 oz. of water, milk, or your favorite beverage in a shaker cup for a delicious shake. Or add your favorite fruit and ice to the above, mix in a blender, and enjoy as a smoothie!

View offer on:

$34.99

$39.99

-13%

Check Price

RIVAL NUTRITION

RIVAL NUTRITION Clean Gainer - Creamy Vanilla 10 lbs

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•Lean Gains: 560 quality calories from premium proteins, fast-fueling carbohydrates, and energy-packed lipids to help you add size and strength.
•Full-Spectrum Proteins: 30g of protein from Whey, Milk Isolate, and Micellar Casein provides 9 essential amino acids to assist with muscle repair and rebuilding.
•Multi-Source Carbohydrates: Readily digested simple and complex carbs help fuel training energy and post-workout glycogen recovery.
•Safe for Sports: Tested and monitored for over 250 banned substances by LGC- an accredited, independent, anti-doping laboratory.
•Great Tasting Flavors: Including Chocolate Fudge, Soft Serve Vanilla, Cookies & Cream, Chocolate Peanut Butter, Cinnamon Toast Cereal, and S'mores.

View offer on:

$65.00

Check Price

RIVAL NUTRITION

RIVAL NUTRITION Clean Gainer - Chocolate Peanut Butter 10lb

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•Lean Gains: 560 quality calories from premium proteins, fast-fueling carbohydrates, and energy-packed lipids to help you add size and strength.
•Full-Spectrum Proteins: 30g of protein from Whey, Milk Isolate, and Micellar Casein provides 9 essential amino acids to assist with muscle repair and rebuilding.
•Multi-Source Carbohydrates: Readily digested simple and complex carbs help fuel training energy and post-workout glycogen recovery.
•Safe for Sports: Tested and monitored for over 250 banned substances by LGC- an accredited, independent, anti-doping laboratory.
•Great Tasting Flavors: Including Chocolate Fudge, Soft Serve Vanilla, Cookies & Cream, Chocolate Peanut Butter, Cinnamon Toast Cereal, and S'mores.

View offer on:

$65.00

Check Price

RIVAL NUTRITION

RIVAL NUTRITION Clean Gainer- Chocolate Fudge, 10lbs.

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•Lean Gains: 560 quality calories from premium proteins, fast-fueling carbohydrates, and energy-packed lipids to help you add size and strength.
•Full-Spectrum Proteins: 30g of protein from Whey, Milk Isolate, and Micellar Casein provides 9 essential amino acids to assist with muscle repair and rebuilding.
•Multi-Source Carbohydrates: Readily digested simple and complex carbs help fuel training energy and post-workout glycogen recovery.
•Safe for Sport: Tested and monitored for over 250 banned substances by LGC - an accredited, independent, anti-doping laboratory.
•Great Tasting Flavors: Including Chocolate Fudge, Soft Serve Vanilla, Cookies & Cream, Chocolate Peanut Butter, Cinnamon Toast Cereal, and S'mores.
•Quality Made: In our own state-of-the-art, U.S.-based, cGMP facility from the finest, globally-sourced ingredients.
•Easy to Use: Stir, Shake, or Blend 2 heaping scoops of Clean Gainer with 12-14 oz. of water or milk until powder is dissolved. Tip: Try blending in energy-dense ingredients like nut butters or vegetable oils for even greater mass potential.
•Allergen Information: Contains Milk and Soy

View offer on:

$71.19

Check Price

RIVAL NUTRITION

RIVAL NUTRITION Clean Gainer - Soft Serve Vanilla

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•Lean Gains: 560 quality calories from premium proteins, fast-fueling carbohydrates, and energy-packed lipids to help you add size and strength.
•Full-Spectrum Proteins: 30g of protein from Whey, Milk Isolate, and Micellar Casein provides 9 essential amino acids to assist with muscle repair and rebuilding.
•Multi-Source Carbohydrates: Readily digested simple and complex carbs help fuel training energy and post-workout glycogen recovery.
•Safe for Sports: Tested and monitored for over 250 banned substances by LGC- an accredited, independent, anti-doping laboratory.
•Great Tasting Flavors: Including Chocolate Fudge, Soft Serve Vanilla, Cookies & Cream, Chocolate Peanut Butter, Cinnamon Toast Cereal, and S'mores.

View offer on:

$38.68

Check Price

RIVAL NUTRITION

RIVAL NUTRITION Clean Gainer - Campfire S'Mores 10lb

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•Lean Gains: 560 quality calories from premium proteins, fast-fueling carbohydrates, and energy-packed lipids to help you add size and strength.
•Full-Spectrum Proteins: 30g of protein from Whey, Milk Isolate, and Micellar Casein provides 9 essential amino acids to assist with muscle repair and rebuilding.
•Multi-Source Carbohydrates: Readily digested simple and complex carbs help fuel training energy and post-workout glycogen recovery.
•Safe for Sports: Tested and monitored for over 250 banned substances by LGC- an accredited, independent, anti-doping laboratory.
•Great Tasting Flavors: Including Chocolate Fudge, Soft Serve Vanilla, Cookies & Cream, Chocolate Peanut Butter, Cinnamon Toast Cereal, and S'mores.

View offer on:

$65.00

Check Price

RIVAL NUTRITION

RIVAL NUTRITION Clean Gainer - Cookies & Cream 10lb

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•Lean Gains: 560 quality calories from premium proteins, fast-fueling carbohydrates, and energy-packed lipids to help you add size and strength.
•Full-Spectrum Proteins: 30g of protein from Whey, Milk Isolate, and Micellar Casein provides 9 essential amino acids to assist with muscle repair and rebuilding.
•Multi-Source Carbohydrates: Readily digested simple and complex carbs help fuel training energy and post-workout glycogen recovery.
•Safe for Sports: Tested and monitored for over 250 banned substances by LGC- an accredited, independent, anti-doping laboratory.
•Great Tasting Flavors: Including Chocolate Fudge, Soft Serve Vanilla, Cookies & Cream, Chocolate Peanut Butter, Cinnamon Toast Cereal, and S'mores.

View offer on:

$65.00

Check Price

RIVAL NUTRITION

RIVAL NUTRITION Clean Gainer - Cinnamon Toast Cereal 10lb

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•Lean Gains: 560 quality calories from premium proteins, fast-fueling carbohydrates, and energy-packed lipids to help you add size and strength.
•Full-Spectrum Proteins: 30g of protein from Whey, Milk Isolate, and Micellar Casein provides 9 essential amino acids to assist with muscle repair and rebuilding.
•Multi-Source Carbohydrates: Readily digested simple and complex carbs help fuel training energy and post-workout glycogen recovery.
•Safe for Sports: Tested and monitored for over 250 banned substances by LGC- an accredited, independent, anti-doping laboratory.
•Great Tasting Flavors: Including Chocolate Fudge, Soft Serve Vanilla, Cookies & Cream, Chocolate Peanut Butter, Cinnamon Toast Cereal, and S'mores.

View offer on:

$65.00

Check Price

📊

📈 How we rank

With our cutting-edge technology, we examine thousands of products and retailers, assessing reviews, ratings, trends, and sales rankings to identify what matters most to users like you.

Our team evaluates this data alongside genuine user feedback, merging AI analysis with human insights to provide you with real-time, highly-rated recommendations that empower your decision-making with clarity and confidence.