10 Best Cb1 Weight Gainer of 2025

Tested and Reviewed: Top 10 Cb1 Weight Gainer deals with expert ratings from 8.1 to a perfect 10

May 2026 Edition

Editor's Choice

9.7

Supragenix

Supragenix CB-1 Weight Gainer Pills (90 Count) | Weight Gain Support for Women & Men | Clinically Tested Appetite Booster | Powerful Mass Gainer

Editor's bottom line:

“This cb1 weight gainer is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Proven Weight Gain System: CB-1 Weight Gainer's powerful formula is designed to increase appetite and slow metabolism, helping build real and lasting body mass for both men and women.
Clinically Tested: Our weight gainer is one of the few weight gain supplements backed by an 8-week clinical test showing users gained more weight on average with CB-1 than with diet alonehighlighting its effectiveness with consistent use.
Fuller Shape and Curves in Women: Scientifically formulated to support weight gain in areas like hips, thighs, chest, and bootyhelping you achieve a curvier figure with a big butt. CB-1 aims to deliver real, lasting results without risky surgery.
Build Size & Strength in Men: This mass builder for men is designed to boost appetite and slow metabolic rate, supporting mass gain in key areas like the arms, shoulders, and legshelping you bulk up and develop a stronger, more muscular physique.
Made in the USA with Globally Sourced Ingredients: Free from harmful chemicals, CB-1 is made in the USA with natural herbs, vitamins, and minerals. Each batch is 3rd-party tested for purity, safety, and effectiveness. Allergen Friendly: No wheat, gluten, shellfish, milk, or most common allergens. Contains soy-derived lecithin and Ragweed-family herbs.

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Picked by 397 people today

9.5

Scale Nutrition

Scale Nutrition Gain - Appetite Booster Pills for Adults – Natural Appetite Stimulant & Weight Gain Support Supplement with Ginger Extract, Blessed Thistle, Gentian Root & Creatine – 120 Capsules

Main Highlights

BOOST APPETITE NATURALLY Supports appetite stimulation with digestive botanicals like ginger, gentian root, and blessed thistle, helping adults eat more consistently and enjoy mealsperfect for those looking to gain weight naturally.
WEIGHT GAIN SUPPORT FOR HARD GAINERS Designed to help adults increase calorie intake and promote healthy weight gain, making it easier to reach your nutrition and fitness goals.
SUPPORTS MUSCLE GROWTH & PERFORMANCE Helps support lean muscle development, strength, and recovery when paired with resistance training and proper nutritionideal for active adults and fitness enthusiasts.
CONVENIENT CAPSULES MULTIPLE SERVINGS PER DAY 120 easy-to-swallow capsules with a suggested use of 23 servings per day, giving flexibility to fit your weight gain and muscle-building routine.
QUALITY YOU CAN TRUST SCALE NUTRITION Made in a GMP-compliant facility using carefully selected ingredients to ensure quality, safety, and consistency in every bottle.

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9.5

Dymatize

Dymatize Super Mass Gainer Protein Powder, Gourmet Vanilla, 52g Protein, 1g Creatine, 1280 Calories, 10.7g BCAAs, 245g Carbs, Contains Whey Protein Powder, Isolate, and Casein (8 Servings)

Main Highlights

52G PROTEIN: Every servings contains 52g of protein to support muscle growth, repair, and recovery. If your goal is gaining muscle size and strenth, then SMG is your perfect workout parther. while recovering from intense workouts and pushing limits in the gym
CALORIE-DENSE FORMULA: With 1,280 calories per serving, this weight gainer offers a substantial caloric boost for individuals aiming to gain muscle mass and meet their energy needs
ENHANCED WITH CREATINE AND NUTRIENTS: Each serving provides 1g of creatine to support the increase in power and strength you need to maximize training. Plus 14 essential vitamins and minerals, including Vitamin C, E, and calcium, to support overall health and recovery
CONTINUOUS GROWTH: Dymatize Super Mass Gainer combines fast- and slow-digesting proteins, like whey and casein, to fuel muscle growth and recovery with sustained protein delivery for long-lasting results for men and women
YOUR WAY OF GAINING: Get creative by blending mass gainer into smoothies with fruits, peanut butter, and oats. Its also perfect for adding to protein bars, cookies, and pancakes for delicious, calorie-packed treats

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9.2

Optimum Nutrition

Optimum Nutrition Serious Mass, Weight Gainer Protein Powder, Mass Gainer, Vitamin C and Zinc for Immune Support, Creatine, Vanilla, 6 Pound (Packaging May Vary)

Main Highlights

HIGH CALORIE WEIGHT GAINER: More than 1,200 calories per 2-scoop serving
50 grams of blended protein per 2-scoop serving
Over 250 grams of carbohydrates per 2-scoop serving
22 vitamins and minerals including Vitamin C, Vitamin D, and Zinc to provide immune support
With over 20 vitamins and minerals including Vitamin C and Zinc to provide immune support
MORE VERSATILITY: Using an electric blender, add fresh or frozen fruits, peanut butter, nuts, and other calorie dense foods to boost your weight gain potential

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9.0

Optimum Nutrition

Optimum Nutrition Serious Mass, Weight Gainer Protein Powder, Mass Gainer, Vitamin C and Zinc for Immune Support, Creatine, Chocolate, 12 Pound (Packaging May Vary)

Main Highlights

HIGH CALORIE WEIGHT GAINER: More than 1,200 calories per 2-scoop serving
50 grams of blended protein per 2-scoop serving
Over 250 grams of carbohydrates per 2-scoop serving
With over 20 vitamins and minerals including Vitamin C and Zinc to provide immune support
MORE VERSATILITY: Using an electric blender, add fresh or frozen fruits, peanut butter, nuts, and other calorie dense foods to boost your weight gain potential

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8.8

Rule 1 Proteins

Rule 1 Proteins Mass Gainer - High-Calorie Weight Gain Formula with 1,220+ Calories, 250g+ Complex Carb Blend, 40g All-Whey Protein Per Serving (8 Servings, Vanilla Crème)

Main Highlights

Serious Weight Gainer: With over 1,220 calories, more than 250g carbohydrates, and 40g protein from three types of whey, Mass Gainer puts you in charge of transforming to XXL.
6:1 CARB-TO-PROTEIN RATIO - The 6:1 carb-to-protein ratio in this calorie-packed formula can help you pack on desired pounds.
All-Whey Protein: 40g of high-quality whey protein delivers 9 grams of naturally occurring BCAAs per serving.
Additional Features: Enhanced with pure creatine monohydrate.
Clean Manufacturing: R1 Mass Gainer is proudly made in our own state-of-the-art GMP certified facilities in the USA and produced clean, with no banned substances.
Directions: Mix two (2) scoops of Mass Gainer with approx. 18-20 oz. of water, milk or your favorite beverage in a shaker cup or glass for a delicious shake. Or add your favorite fruit and ice to the above, mix in blender and enjoy as a smoothie! Mass Gainer should be combined with a high-calorie diet and weight training or other high-intensity exercise. Use it in conjunction with the food you normally eat for additional daily calories. Do not use in place of meals.

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8.6

Mutant

Mutant Mass Extreme 2500 – High Calorie Mass Gainer Whey Protein Powder for Muscle Building and Weight Gain – Clean Calories with Whole Food Carbs - Triple Chocolate 2.2 lb

Main Highlights

"Extreme calorie density for hard gainers: Specially formulated for those with fast metabolisms who struggle to add size, this high calorie protein delivers a massive nutrient surplus to fuel intense muscle building and help you overcome stubborn plateaus."
"Premium 3-source whey protein blend: Every serving provides a high-quality blend of whey protein isolate, concentrate, and hydrolyzed whey to support rapid muscle recovery and repair after intense strength training or heavy lifting sessions."
"Complex carbs from real food sources: Fuel your gains with clean calories sourced from nutrient-dense whole foods like sweet potato, barley, and rolled oats. This sustained energy source helps replenish glycogen without the use of unnecessary junk fillers."
"Naturally loaded with bcaas and glutamine: This bodybuilding supplement is naturally rich in BCAAs and amino acids, which are critical for protein synthesis. These vital nutrients help protect lean muscle mass and keep your body in an optimal state for growth."
"Gourmet chocolate taste and easy mixing: Enjoy the rich Triple Chocolate flavor that mixes effortlessly in water or milk. Our formula is designed for serious athletes who demand high-performance sports nutrition without sacrificing taste or solubility."

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8.3

Muscle Milk

Muscle Milk Gainer Protein Powder, Vanilla Creme, 32g Protein, 5 Pound

Main Highlights

Contains one (1) 5 pound cannister (about 14 servings) of Muscle Milk Pro Series Gainer Protein Powder Supplement. Packaging may vary. Shaker bottle sold separately
KEY FEATURES Based on 1 serving, Muscle Milk Pro Series Gainer contains 32g high-quality protein, 109g carbs, 650 calories, 2g MCTs, and an excellent source of 20 vitamins and minerals
VERSATILE AND EASY-TO-MIX Muscle Milk Pro Series Gainer dissolves easily in water; just mix 4 scoops into 10-16 fluid ounces of water using a shaker bottle. Shaker bottle sold separately
SCIENCE BEHIND PROTEIN Provides a blend of high-quality slow releasing and fast releasing proteins to help increase amino acid levels

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8.1

Rule 1 Proteins

Rule 1 Proteins Mass Gainer - High-Calorie Weight Gain Formula with 1,220+ Calories, 250g+ Complex Carb Blend, 40g All-Whey Protein Per Serving (8 Servings, Strawberries & Crème)

Main Highlights

Serious Weight Gainer: With over 1,220 calories, more than 250g carbohydrates, and 40g protein from three types of whey, Mass Gainer puts you in charge of transforming to XXL
6:1 CARB-TO-PROTEIN RATIO - The 6:1 carb-to-protein ratio in this calorie-packed formula can help you pack on desired pounds.
All-Whey Protein: 40g of high-quality whey protein delivers 9 grams of naturally occurring BCAAs per serving.
Additional Features: Enhanced with pure creatine monohydrate.
Clean Manufacturing: R1 Mass Gainer is proudly made in our own state-of-the-art GMP certified facilities in the USA and produced clean, with no banned substances.
Directions: Mix two (2) scoops of Mass Gainer with approx. 18-20 oz. of water, milk or your favorite beverage in a shaker cup or glass for a delicious shake. Or add your favorite fruit and ice to the above, mix in blender and enjoy as a smoothie! Mass Gainer should be combined with a high-calorie diet and weight training or other high-intensity exercise. Use it in conjunction with the food you normally eat for additional daily calories. Do not use in place of meals.

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8.1

RIVAL NUTRITION

Rival Nutrition Clean Gainer Chocolate Fudge 5 Lb I High Protein Lean Gainer Powdered Drink Mix I 560 Calories, 30g Protein, and 99g Multi-Source Carbs Per Serving I 15 Servings

Main Highlights

Quality Calories: 560 calories per serving to help fuel energy intense activity, replenish glycogen stores, and assist lean body mass gains when used consistently over time and combined with a nutritious diet and regular resistance training.
Premium Proteins: 30g protein per serving from a combination of whey, milk, and micellar casein sources. Provides naturally occurring branched chain amino acids (BCAAs) and other essential amino acids (EAAs)
Multi-Source Carbs: 99 grams of total carbs per serving from a combination of maltodextrin (glucose polymers), organic quinoa, organic blueberry, ginger root, organic rice bran, and gluten free oat flour
Easy Preparation: Shake or blend. Clean Gainer s instantized to mix easily with cold water, milk, or juice in a shaker cup. For added calories and nutrients, try blending with ice, fruit, nut butters, avocado, coconut pieces, and/or a tablespoon of unrefined vegetable oil.
Informed Choice Certified/Safe for Sport: Third-party tested for WADA banned substances. Production site, raw materials, equipment, and manufacturing processes independently monitored, analyzed, and certified for safety and added peace of mind.
Made in USA: With the finest domestic and imported ingredients. Rival Nutrition proteins and performance nutrition supplements are produced in our very own state-of-the-art, GMP-inspected manufacturing facility to ensure the highest quality.

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Our Best Overall Choice

Best Choice

9.7

Supragenix

Supragenix CB-1 Weight Gainer Pills (90 Count) | Weight Gain Support for Women & Men | Clinically Tested Appetite Booster | Powerful Mass Gainer

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Proven Weight Gain System: CB-1 Weight Gainer's powerful formula is designed to increase appetite and slow metabolism, helping build real and lasting body mass for both men and women.
Clinically Tested: Our weight gainer is one of the few weight gain supplements backed by an 8-week clinical test showing users gained more weight on average with CB-1 than with diet alonehighlighting its effectiveness with consistent use.
Fuller Shape and Curves in Women: Scientifically formulated to support weight gain in areas like hips, thighs, chest, and bootyhelping you achieve a curvier figure with a big butt. CB-1 aims to deliver real, lasting results without risky surgery.
Build Size & Strength in Men: This mass builder for men is designed to boost appetite and slow metabolic rate, supporting mass gain in key areas like the arms, shoulders, and legshelping you bulk up and develop a stronger, more muscular physique.
Made in the USA with Globally Sourced Ingredients: Free from harmful chemicals, CB-1 is made in the USA with natural herbs, vitamins, and minerals. Each batch is 3rd-party tested for purity, safety, and effectiveness. Allergen Friendly: No wheat, gluten, shellfish, milk, or most common allergens. Contains soy-derived lecithin and Ragweed-family herbs.

Show Price

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