Gaining Muscle? Get SERIOUS with 20 Best Optimum Nutrition Serious Mass Varieties

Building muscle requires more than just hitting the gym - it demands the right nutrients to fuel your workouts and repair your muscles. Enter Optimum Nutrition Serious Mass, a specialized supplement designed to help bodybuilders and serious lifters pack on quality muscle mass. This comprehensive guide analyzes Serious Mass's key ingredients, dosing recommendations, and potential benefits to help you decide if it's the right choice for your muscle-building journey.

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Reviews

Optimum Nutrition Mutant Mass 15 lbs

Mutant Mass combines over 1,000 calories per serving with a blend of proteins, carbs, and fats that tastes great without the typical artificial aftertaste. Whether you're adding it to your morning shake or using it to bake with, this mass gainer makes it easy to hit your nutrition goals.

MHP Up Your Mass

This highly-rated mass-gaining formula delivers unprecedented muscle growth with just two daily servings, triggering dramatic increases in hard, dense muscle mass and strength. Based on over 10 years of development, each scoop provides the building blocks for significant gains: 124,000mg of 18 highly anabolic aminos and a lipid complex designed to optimize muscle growth.

Mutant Mass Extreme Jacked Berry Blast

Made for extreme hard gainers, this massive 5.45kg bag delivers over 2,500 calories per serving – that's 4 massive scoops in just 16 fluid ounces of water. The vanilla flavor packs a seriously satisfying taste that helps keep you full throughout the day, especially helpful for those with fast metabolisms or busy lifestyles who struggle to eat enough food. While some users report impressive gains, others find the fine powder difficult to mix and the serving size dauntingly large.

Optimum Nutrition 100% Casein Gold Standard

When you're dialing in your nutrition routine, Casein protein from Optimum Nutrition is a game-changer. With 24 grams of protein per serving and a creamy chocolate peanut butter flavor, it's the perfect way to bridge the gap between meals or wind down before bed. The slow-digesting formula gives your muscles a steady stream of amino acids throughout the night, helping you recover faster and build more muscle over time. Whether you're hitting the gym regularly or just want to support your fitness goals, this premium casein delivers the results you're looking for.

Gaspari Nutrition Real Mass 12 lbs Chocolate Ice Cream

This advanced weight gainer provides 47 grams of protein per serving along with essential creatine and BCAAs, all while keeping you satisfied with its 1,000-calorie pack. The delicious chocolate ice cream flavor mixes smoothly and helps support muscle growth without the uncomfortable fullness some bulk gainer products cause. Whether you're a serious bodybuilder or just looking to put on quality weight, Real Mass delivers the results you need for your fitness goals.

Optimum Nutrition Gold Standard 100% Whey Protein

When it comes to protein powders, Optimum Nutrition's Gold Standard stands tall as a trusted choice for serious fitness enthusiasts. Made primarily from whey protein isolate, this milk chocolate-flavored formula delivers 24 grams of high-quality protein per serving, supporting muscle growth and recovery. The gold standard of whey has earned its reputation through consistent results and exceptional taste, mixing smoothly in water or milk for a creamy shake that helps you reach your fitness goals.

BodyTech Prime Mass Weight Gainer

BodyTech Prime Mass delivers 55 grams of high-quality protein per serving, helping you pack on muscle mass with its blend of whey and casein proteins, 225 grams of carbohydrates, and essential vitamins and minerals. The creamy Fruity Cereal flavor mixes well with water or milk, making it a practical addition to your daily routine. Whether you're a hardgainer or need to increase your calorie intake, this weight-gaining formula supports your fitness goals with its comprehensive nutritional profile.

BSN True Mass 1200 - Vanilla Ice Cream

Getting those extra calories and nutrients can be a challenge, but BSN True-Mass 1200 makes it surprisingly simple with its delicious vanilla ice cream flavor and massive 10.25-pound tub. The 4:1 protein-to-carb ratio provides serious muscle-building support, while the ground whole oats and balanced blend of proteins and fiber keep you satisfied between meals. Whether you're a dedicated lifter looking to gain weight or someone needing nutritional support, this shake delivers the results you want without the complicated mixing process.

Optimum Nutrition Gold Standard Protein Powder

Whey protein isolate forms the foundation of this robust 100% whey blend, delivering 24 grams of protein per serving alongside essential amino acids for muscle recovery. The chocolate flavor strikes a balance between rich cocoa notes and subtle sweetness, though some might detect a mild milk flavor that's more pronounced when mixed with water. At just 120 calories per serving, it's a practical choice for physique-conscious lifters who prioritize quality ingredients over excessive sweetness or additives.

Dymatize Mass Gainer, Gourmet Vanilla

Combining 52 grams of protein with 245 grams of carbohydrates per serving, this mass gainer delivers the calorie surplus needed for athletic performance and muscle growth. The formula features both fast-acting and slow-digesting proteins to support continuous muscle recovery. Packed with 1,900 calories per serving, it's fortified with a comprehensive vitamin and mineral blend to support overall health. The shake mixes smoothly with milk or water, making it easy to consume the large serving sizes needed for significant mass gains.

Optimum Nutrition Gold Standard 100% Whey Protein

When it comes to serious muscle building, this premium whey protein powder delivers the goods. With 24 grams of pure protein per serving, it helps repair and grow your muscles post-workout. The gold standard isolate formula mixes effortlessly in water or milk, making it incredibly convenient to refuel after your gym session. The smores flavor strikes the perfect balance of rich chocolate and toasted marshmallow, providing a delicious way to kickstart your recovery.

Optimum Nutrition Gold Standard 100% Casein

This comprehensive casein protein blend offers 24 grams per serving, providing sustained amino acid release for effective muscle repair and growth. The rich chocolate flavor delivers satisfaction without excess sugar, though mixing may require extra effort. Premium ingredients include zinc and magnesium for enhanced nutrition.

Muscle Tech Mass Gainer

This triple chocolate brownie-flavored mass gainer delivers serious muscle-building support with 100% whey protein and proven ingredients. Reviews highlight its effectiveness for packing on lean muscle mass quickly, with many users reporting impressive results in just a few weeks. The blend of 80 grams of protein, 400 grams of carbohydrates, and 2,000 mass-building calories per serving makes it an efficient choice for those struggling to gain weight naturally.

Optimum Nutrition Gold Standard 100% Whey 908g

With 24g of whey protein per serving and a blend of isolate, concentrate, and hydrolysate, this top-selling protein powder helps kickstart muscle recovery while providing 5.5g of BCAAs and 4g of glutamine. banana flavor option among over 20 delicious varieties, it's both highly rated and gluten-free, making it a convenient addition to any fitness routine.

Optimum Nutrition Serious Mass Protein Powder

When it comes to packing on muscle and hitting weight gain goals, Serious Mass from Optimum Nutrition really delivers the goods. Every scoop delivers 1251 calories and 50 grams of protein to keep you fueled for intense workouts and muscle growth. Whether you're hitting the gym hard or need an extra calorie boost, this vanilla-packed weight gainer has everything you need to support your fitness journey.

BSN True Mass Cookies & Cream

This highly rated mass gainer shake packs 700 calories and 46 grams of protein per serving, with a tasty cookies & cream flavor that mixes well with milk. The balanced macronutrient profile makes it an effective post-workout recovery drink, and users have seen significant weight gain while maintaining quality muscle growth.

Optimum Nutrition Serious Mass Protein Powder

This delicious chocolate peanut butter protein powder packs an impressive 1,250 calories and 50 grams of protein per serving, making it an ideal post-workout recovery drink. Packed with 25 vitamins and minerals, plus creatine and glutamine, each scoop delivers over 250 grams of carbohydrates for serious muscle growth. The premium blend of whey protein and instantized formula makes it incredibly easy to mix and digest, helping you reach your fitness goals with taste and convenience.

ON Pro Complex Gainer Double Chocolate

This high-protein formula makes it easier to hit your calorie and nutrient goals for muscle growth. With 60 grams of protein and balanced macros, each shake helps you recover and rebuild. The double chocolate flavor mixes smoothly and pairs well with frozen fruit for a delicious post-workout recovery drink.

Optimum Nutrition Serious Mass Gainer

The strawberry-flavored Serious Mass Gainer from Optimum Nutrition combines 1,250 quality calories and 50g of protein per serving to support muscle growth. The high-calorie shake mix, which includes essential vitamins and minerals, helps active athletes build mass while providing sustained energy for workouts. Each serving mixes easily in water or milk to help meet daily caloric goals.

Transparent Labs Mass Gainer Protein Powder

This weight-gaining supplement delivers 53 grams of protein from grass-fed whey concentrate and 750 calories per serving through natural carbohydrate sources. Users appreciate its clean taste profile with no artificial sweeteners, mixing well with either water or milk. The convenient meal replacement helps users gain weight healthily while providing sustained energy.

Buyer's Guide

The Optimum Nutrition Serious Mass line offers various products designed to help bodybuilders and serious lifters increase muscle mass. These supplements typically combine high-protein ingredients with additional nutrients to support growth and recovery.

Protein Content and Quality

Look for formulas with at least 180 grams of protein per container, with a blend of fast-digesting whey protein and slower-releasing casein. The protein source should be cold-pressed to preserve its natural properties.

Additional Nutrient Support

Effective mass gainers include carbohydrates for energy and muscle building, along with essential fatty acids for hormone production. Many products also feature branch-chain amino acids to enhance recovery and prevent muscle breakdown.

Caloric Density and Convenience

Choose a supplement that provides at least 1,200 calories per serving, with a mix of shakes, bars, and meal replacement options for flexibility. The product should be shelf-stable with a long expiration date for consistent availability.

Serving Size and Consumption Guidelines

The recommended serving size typically ranges from 2-3 scoops per shake or replacement meal. For maximum effectiveness, consume the supplement 30 minutes before or after workouts, and follow it with a balanced meal to support muscle growth.

FAQ

What is Optimum Nutrition Serious Mass?

Optimum Nutrition Serious Mass is a high-protein meal replacement shake specifically designed for weight gain. It provides a comprehensive nutrition profile to help individuals increase their body weight and muscle mass through a combination of proteins, carbohydrates, and essential nutrients.

The formula includes 28 grams of protein per serving, along with complex carbohydrates, fiber, and healthy fats to support long-term energy needs. Each shake is suitable for consumption before or after workouts, as a post-workout recovery drink, or as a standalone meal replacement.

Who should use Optimum Nutrition Serious Mass?

Serious Mass is ideal for individuals who need to gain weight healthily, including bodybuilders, athletes, and those with a slower metabolism. It's particularly beneficial for people who struggle to consume enough calories from whole foods alone or those recovering from injury who need extra nutritional support.

Before starting any weight gain regimen, it's important to consult with a healthcare provider to determine if Serious Mass aligns with your specific nutritional needs and goals.

What are the key ingredients in Optimum Nutrition Serious Mass?

The primary ingredients are whey protein isolate and casein protein, providing 28 grams of protein per serving. It also contains dextrose and maltodextrin for quick energy, blended with fiber, vitamins, and minerals to support overall health.

Each serving provides essential nutrients including branched-chain amino acids, glutamine, and electrolytes to help support muscle repair and recovery.

How should I use Optimum Nutrition Serious Mass?

Consume one serving (16 ounces) daily, typically in the morning or evening, or split between breakfast and dinner. Mix with water according to the provided instructions. For optimal results, combine with a resistance training program and proper nutrition.

Some people may need to gradually increase their serving size to avoid gastrointestinal discomfort. Start with a smaller serving and increase as your body adapts.

Are there dietary restrictions related to Optimum Nutrition Serious Mass?

If you have any form of lactose intolerance or dairy allergy, you should avoid this product as it contains whey and casein proteins derived from dairy. For individuals with specific dietary restrictions, it's best to check with a healthcare provider or nutritionist for personalized advice.

Those on medication should monitor their interactions as the product contains sugar; also, individuals with diabetes should monitor their blood sugar levels closely when using Serious Mass.

What are the potential benefits of using Optimum Nutrition Serious Mass?

The primary benefits include efficient weight gain, muscle mass increase, and improved recovery from intense workouts. Many users report better muscle development and increased energy levels when using Serious Mass as part of their nutrition plan.

Additionally, the formula supports overall health with its blend of vitamins and minerals, helping to fill nutritional gaps in daily diet plans.

As an Amazon Associate, we receive compensation from qualifying purchases at no cost to you.