Muscle mass is a key focus for many fitness enthusiasts, and the right supplements can significantly enhance your gains. In 2025, the best supplements for muscle mass include protein powders, creatine, branched-chain amino acids (BCAAs), beta-alanine, and fish oil, among others. These supplements not only support muscle growth but also aid in recovery and overall performance. Incorporating these into your regimen can help you achieve your fitness goals more effectively.
MuscleTech High Protein Mass Gainer for Men & Women - Protein Powder Shakes for Weight Gain, Muscle Building & Recovery with Creatine Monohydrate - Vanilla Milkshake, 5.15 Pound
- Superior Gains: MuscleTech 100% Mass Gainer is packed with protein, mass-producing calories, and muscle-fueling creatine. Mixed with skim milk, each serving packs 60g of protein and 1,500 calories. Flavor: Vanilla Milkshake. Approx. 42 scoops per tub.
- Nutrient-Dense Muscle Fuel: Reach musclebuilding milestones more efficiently. Each 6-scoop serving of our high-quality protein contains 304g of easily digestible carbs, 6.3g of L-leucine, and more than 13g of BCAAS when mixed with 2 cups of skim milk.
- Maximize Strength Potential: 100% Mass Gainer only uses pure HPLC-tested creatine. Scientific studies have shown that it helps replenish ATP stores in the body for enhanced performance, more muscle and an increase in strength.
- A Tasteful Experience: For years, the MuscleTech brand has partnered with the world’s top flavor houses to deliver a delightful taste experience in every serving. So when your goals are so close that you can taste ‘em, drink up.
- Pushing the Limits of Science and Human Potential: MuscleTech’s commitment to research, development, and innovation is the reason we continue to be an elite name for redefining performance through cutting-edge products and high-quality ingredients.
$34.94
Muscletech HMB Supplements 1000mg, Clear Muscle (42 Liquid Softgels) - Highest Grade HMB for Lean Muscle & Recovery - HMB Free Acid Muscle Supplement - Help Decrease Muscle Breakdown
- Massive Gains in Lean Muscle: MuscleTech Clear Muscle contains a compound to help increase protein synthesis. Users gained 16.3 lbs. of muscle in 12 weeks, significantly outperforming the placebo group. 1 capsule per serving. 42 capsules per container.
- Fast-Acting Liquid Pill: 97% better absorption than regular HMB. A MuscleTech exclusive, BetaTOR is a metabolite and free-acid HMB derivative of leucine, the most powerful amino acid, that amplifies protein synthesis while fighting muscle breakdown.
- Protect Lean Muscle Mass: Shown to increase protein synthesis by 70% and reduce muscle breakdown by 58%. Less muscle breakdown helps to preserve gains so you can hit every workout with max strength.
- Years of Research: In one study, those who used BetaTOR and exercised gained 16.3lbs of lean muscle compared to the placebo group's 4.6lbs. Another study showed a 70% increase in protein synthesis and 58% decrease in muscle breakdown among subjects.
- Effective for Every Fitness Level: From beginners to elite athletes, it works with every training program and lifestyle. Clear Muscle allows you to build on the recovery benefits of traditional amino acids while reducing muscle breakdown.
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Muscletech High-Protein Mass Gainer (Vanilla Milkshake, 6LB) - Mass Tech Extreme 2000 Mass Gainer Protein Powder Supplement - Weight Gainer for Increase Muscle, Enhanced Recovery & Strength
- Ultimate Mass Gaining Formula: Reignite your mass-gaining goals with MuscleTech Mass Tech Extreme 2000, an advanced musclebuilding formula that delivers clean carbs and calories. Vanilla Milkshake. 30 scoops per bag.
- High-Density, Clean-Calorie Shake: Prepare for extreme gains with over 2,000 calories and 80 grams of great-tasting protein when mixed with 20 oz. of skim milk. Our formula also contains over 400 grams of carbs through a multi phase carb complex.
- Supports Musclebuilding: Each serving mixed with 20 oz. of skim milk delivers 5 grams of creatine monohydrate and 17.2 grams of BCAAs from whey protein, including 8.4 grams of L-leucine. L-leucine plays a role in mTOR activation and protein synthesis.
- A Tasteful Experience: For years, the MuscleTech brand has partnered with the world’s top flavor houses to deliver a delightful taste experience in every serving. So when your goals are so close that you can taste ‘em, drink up.
- Pushing the Limits of Science and Human Potential: MuscleTech’s commitment to research, development, and innovation is the reason we continue to be an elite name for redefining performance through cutting-edge products and high-quality ingredients.
$53.67
UNALTERED Muscle Builder for Men - Supports Muscle Growth, Size, Strength - Natural Muscle Building Supplement & Energy Booster - Tribulus Terrestris, Ginseng, Vitamin D3, Ashwagandha - 150 Capsules
- Supports Muscle Size Gains - Contains 600 mg of Ashwagandha Extract, which has been shown to enhance muscle strength and size, supporting your best performance both in and out of the gym*
- Enhances Aerobic Endurance and Stamina - With Vitamin D3 and Korean Red Ginseng, this muscle builder helps boost aerobic capacity and sustain energy, keeping you active longer during intense workouts*
- Promotes Faster Muscle Recovery - Red Ginseng aids in reducing muscle soreness and enhancing recovery, so you can push your limits with less downtime*
- Boosts Muscle Activation for Better Workouts - Panax Ginseng supports improved muscle recruitment, helping you feel stronger and more connected to each movement during your training sessions*
- Supports Hormone Balance and Vitality - Formulated with Tribulus Terrestris and Vitamin D3, this supplement helps maintain hormone balance for sustained vitality, making it ideal for men looking to stay active and energized as they age*
$44.95
Muscletech Nitric Oxide Supplements for Men & Women, Muscle Builder (30 Capsules) - Nitric Oxide Booster Supplement Supports Muscle Gain & Performance - 400mg Peak ATP for Enhanced Strength
- Enhance Peak Muscle Power: MuscleTech Platinum Muscle Builder for men and women is made to take your workout to the next level. This clinically backed formula helps enhance strength and performance.* 30 rapid-release capsules.
- Boost Strength & Performance*: Every serving of this workout supplement features a 400mg dose of Peak ATP to enhance strength and performance when used in combination with a resistance training regimen and balanced diet.*
- Shirt-Splitting Pumps: Peak ATP has been shown to support amazing pumps. ATP may also increase anabolic signaling by activating the mTOR pathway. *
- 90% More Lean Muscle Built: In a 12-week human scientific study, hard-training subjects taking Platinum Muscle Builder gained 8.8 lbs. of lean muscle versus the placebo group, which only gained 4.6 lbs. – that’s 90% more lean muscle.*
- Pushing the Limits of Science and Human Potential: MuscleTech’s commitment to research, development, and innovation is the reason we continue to be an elite name for redefining performance through cutting-edge products and high-quality ingredients.
$29.57
The Genius Brand - Genius Muscle Builder & Mass Gainer, Strawberry Vanilla - 100% Natural Anabolic Activator Supplement for Men & Women - Weight Gainer for Lean Muscle Growth & Bodybuilding
- Muscular Health, Function, and Performance*: Genius Muscle by The Genius Brand optimizes every aspect required for muscle growth with measurable results in men and women.* Made in the USA with a 100% transparent formula. Naturally flavored and sweetened with no banned substances. Strawberry Vanilla Cream flavor. 30 scoops per container.
- Increase Power and Endurance*: Peak O2, an organic combination of 6 Ayurvedic mushrooms, has been shown to improve workout duration, strength, time to exhaustion, and much more.* Mediator Phosphatidic Acid has been shown to provide double the muscle mass gain, increased strength, and fat mass loss in individuals engaged in weight-bearing exercise and adequate protein intake.*
- Healthy Muscles, Healthy Life: Build ageless muscle without altering hormone function.* Premium ingredient MyoeDge combines HMB with Vitamin D to promote muscle health, improve lean muscle mass, increase muscle function, and optimize bone quality.*
- How to Use: On workout/training days, mix 1 scoop with 12 oz of cold water and consume 45 minutes before training. On non-training days, mix a half scoop with 6 oz of water and consume first thing in the morning on an empty stomach.
- Supplement Smarter: Genius Brand supplements are a rejection of backwards industry dogma that misled generations of health and wellness enthusiasts. For us, scientific innovation and natural ingredients come first. Whether you’re a pro athlete, stay-at-home parent, retiree, or anything in between, our products can be of benefit to you. We’re all humans, and we are in this together.
$89.99
HGH Supplements for Men & Women - Regains Natural Anabolic Muscle Growth Building GH & Human Growth Hormone for Men, Muscle Builder for Men, Muscle Recovery Post Workout Supplement, 60 Protein Pills
- Unlock Your Potential: Regains HGH Support, a premium workout supplement for men, turbocharges the body's growth hormone levels, enhancing muscle growth for men and fueling superior strength. Turn your body into a lean, fit, anabol power-packed machine
- Exceptional Recovery Support: The anabolic force of Regains, one of the leading muscle building supplements for men, boosts rapid muscle growth and accelerates post workout recovery. Experience better training outcomes & be ready for daily challenges
- Holistic Performance Booster: Not just for men, Regains caps are top-tier hgh supplements for women. It fortifies vital peptides for muscle growth, promoting stronger bones & joints, improved mental acuity, & sleep quality for optimal daily performance
- Clean, Potent, & Reliable: Regains, the best muscle builder supplement, is a masterpiece of purity and potency. Manufactured in a cGMP certified facility in the USA, it undergoes stringent testing in an NSF certified lab, assuring you of its high quality
- American-Made Quality You Can Trust: Regain your joint strength and lean body mass to train hard, stay on the grind, and enjoy bold, visible muscle definition; Achieve a body that makes you look and feel your best, backed by superior American quality
$25.99
VitaMonk Muscle Builder with HMB, EAAs, Vitamin D, Magnesium - Muscle Building Supplements, Muscle Gainer, Muscle Supplement, Supplements for Muscle Growth
- Boost your muscle growth and recovery with this powerful workout supplement for men (suplementos para aumentar masa muscular): Unlike your average mens supplement, VitaMonk Muscle Guard's ingredients was hand picked by our licensed in house doctors to help you build and maintain muscle mass.
- Increase your strength and endurance during workouts with this muscle gainer for men (suplementos para gym). Use this muscle recovery supplements, as a pre workout or post workout drink. You can even take it during a workout for an extra boost. The combination of HMB (Hydroxymethylbutyrate), EAAs, Vitamin D3, Magnesium, sodium and potassium makes this one of the best muscle recovery supplements.
- Enhance your overall athletic performance with MuscleGuard - muscle supplement for men: Unlike other bodybuilding supplements that contain weird ingredients meant to jack you up, our muscle mass gainer only uses ingredients hand picked by our in house doctors which were shown in studies to help maintain and build muscle.
- Improve your muscle mass and definition with this effective supplement for muscle growth. Unlike other gym supplements for men, Muscle Guard's ingredients are synergistic. Meaning they work together to put you in an anti-catabolic state ensuring you avoid muscle breakdown and loss, making it one of the muscle builder best supplements. It is also one of the best supplements for muscle recovery.
- What sets our muscle growth supplements for men (suplementos para hombres) and women apart? Hand picked ingredients back by science. Unlike other male supplements, Muscle Guard contains 1gram of HMB, 5.5 grams of EAAs, 25 mcg of Vitamin D, 45mg of Magnesium, 99 mg of Potassium, and several other key ingredients shown to help protect and build muscle. Muscle Guard can be used as a muscle builder for women and to help build muscle for men.
$10.99
Thalacy 1200MG Beta Ecdysterone Supplement, 98% Maximum Purity Ecdysterone Supplements for Lean Muscle Mass, Athletic Performance & Strength, 120 Capsules
- 1200 MG Highest Beta Ecdysterone Formula : Thalacy leading formulation of 1200 mg ecdysterone is 100% natural plant-based and provides better muscle-building results. Say goodbye to those 250 mg~500 mg per serving Ecdysterone Supplements. You will achieve better output with Thalacy Beta Ecdysterone supplement
- 98% Maximum Purity Beta Ecdysterone : Optimal dosage of 98% purity Beta Ecdysterone for maximized workout results and make you stronger, help you gain muscle mass more quickly than gerneral ecdysterone supplement in 90% purity
- Lean Muscle Gains & Muscle Recovery : Ecdysterone works for protein synthesis in skeletal muscle to gain lean muscle mass and is great for strength and energy. Ecdysterone also plays a role in the repair of muscle tissue and muscle recovery for a full workout performance in the muscle building process
- Natural Plant Based Ingredient: Ecdysterone is a plant-derived muscle-building supplement extract from Cyanotis Arachnoidea which has one of the highest concentrations of ecdysterone available and is backed by science. Ideal for athletes and bodybuilders in all fields
- Buy with confidence : Thalacy ensures the standardized purity and potency of each batch. Your experience is our main priority. If you have any questions or concerns, Thalacy customer service is available within 12 hours to solve your concern
$34.99
HPN PA(7) Phosphatidic Acid Muscle Builder Top Natural Muscle Builder - Boost mTOR | Build Mass and Strength from Your Workout | 30 Day Supply
- VALIDATED THROUGH CLINICAL STUDIES - Published double blind research has shown significant benefits of PA(7). Subjects saw a 200% increase in lean muscle mass and gained 47% in bench press strength. Amino Acid absorption also increased by as much as 66.7% with ATP production rising by 18%.
- INCREASE mTOR ACTIVATION - mTOR is the main regulator of muscle protein synthesis. mTOR has been reported as essential for the growth of skeletal muscle. Scientists have discovered that the body can trigger this receptor to take action by supplying it with PA.
- BOOST mTOR ACTIVATION SAFELY - While steroids increase mTOR activation by boosting testosterone, many health complications are caused by this. PA(7) partners with muscle tissues at the cellular level to boost muscle growth without the side effects of steroids
- TESTED & APPROVED BY PROFESSIONALS - PA(7) is certified Safe for Sport by the NSF and is used legally by athletes who actively compete in all of the professional sports leagues.
- DIRECTIONS - For Light to Moderate Training; Take 2 tablets per day immediately upon waking or 30 minutes to 1 hour before exercise. Start with this dosage, and increase to the full dosage of 4 tablets per day if desired. For Intense Training; On workout/training days (up to 6 days per week) take 4 tablets of PA(7), 30 minutes to 1 hour before your workout or training session.
$54.85
Last update on 2025-05-02 / Affiliate links / Images from Amazon Product Advertising API