10 Best muscle building supplements of 2025

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1

UNALTERED
UNALTERED Anabolic Muscle Builder for Men - Growth, Size, Strength - Natural Muscle Building Supplement & Energy Booster - Tribulus Terrestris, Ginseng, Vitamin D3, Ashwagandha - 150 Capsules
Main highlights

Muscle Growth and Strength
Features 600mg Ashwagandha extract to enhance muscle size and strength.

Ideal for Active Men
Best for men 30+ seeking muscle growth and energy boost.

Praised for Energy Boost
Customers appreciate increased stamina and endurance during workouts.
Key specs
- Product Type:Muscle Builder
- Formulation:Capsules
- Benefits:Muscle growth, energy
- Ingredients:Ashwagandha, Ginseng, Tribulus
- Nitric Oxide:Natural booster
9.8

Exceptional

Our Rating
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Based on millions of stores and reviews

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Value for Money

2

MuscleTech
Muscletech Nitric Oxide Supplements for Men & Women, Muscle Builder (60 Capsules) - Nitric Oxide Booster Supplement Supports Muscle Gain & Performance - 400mg Peak ATP for Enhanced Strength
Main highlights

Clinically Backed Muscle Building Formula
MUSCLE BUILDER MuscleTech Muscle Builder is a clinically backed muscle building formula that will help you boost strength and performance.

Best for Energy and Strength Gains
Ideal for gym-goers looking to enhance workout performance, increase energy levels, and achieve better strength gains.

Praised for Energy Boost
Customers frequently praise the product for providing a noticeable energy boost and improved workout performance.
Key specs
- Product Type:MuscleTech Muscle Builder
- Formulation:Muscle building formula
- Benefits:Boost strength and performance
- Ingredients:N/A
- Nitric Oxide:N/A
9.7

Exceptional

Our Rating

9.9
For exercise

9.7
Efficient Energy Use

9.3
worth the money
3

MuscleTech
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

11% Off
Main highlights

Advanced Muscle Amplification
Clear Muscle enhances protein synthesis and reduces muscle breakdown, aiding in muscle recovery and growth.

Ideal for Intense Workouts
Perfect for athletes looking to improve stamina and maintain muscle during intense training sessions.

Praised for Boosting Endurance
Customers appreciate the increased stamina and reduced soreness during workouts.
9.6

Exceptional

Our Rating

8.2
worth the money

8.2
Sheerness

8.0
simple to consume
4

Jacked Factory
Jacked Factory Essentials Muscle Builder - ATP Muscle Builder for Men with Peak ATP to Support Muscle Gain, Enhance Athletic Performance, & Increase Strength - 30 Capsules
Main highlights

Boosts ATP for Energy and Performance
Contains 400mg of patented PeakATP to enhance energy, strength, and blood flow for improved workouts and endurance.

Ideal for Muscle Building and Endurance
Perfect for athletes seeking increased strength, endurance, and lean muscle gain during workouts.

Praised for Immediate Energy Boost
Customers appreciate the product's quick energy boost and noticeable strength improvements.
9.5

Excellent

Our Rating
5

Nutrex Research
Nutrex Research Anabol Hardcore Anabolic Activator, Muscle Builder and Hardening Agent, 60 Pills
Main highlights

Muscle Building Power
Activates anabolic processes for bigger, stronger, and denser muscles.

Ideal for Athletes
Perfect for bodybuilding, weightlifting, and sports requiring strength.

Praised Energy Boost
Users report significant energy increase during workouts.
9.4

Excellent

Our Rating

8.0
worth the money

8.0
Flavor

8.0
simple to consume
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6

VitaMonk
VitaMonk Muscle Builder with HMB, EAAs, Vitamin D, Magnesium - Muscle Building Supplements, Muscle Gainer, Muscle Supplement, Supplements for Muscle Growth
Main highlights

Science Backed Ingredients
Handpicked by doctors, includes HMB, EAAs, Vitamin D, Magnesium, Potassium for muscle growth and recovery.

Versatile Workout Supplement
Ideal for pre, during, or post-workout to boost muscle strength and endurance.

Clean and Natural Formula
Praised for no artificial sweeteners or additives, offering a clean supplement choice.
Key specs
- Key Ingredients:HMB, EAAs, Vitamin D3
- Usage:Pre or post workout
- Formulation:Synergistic ingredients
- Muscle Growth:Boost muscle growth
- Dosage:1 gram of HMB
9.3

Excellent

Our Rating
7

Evlution

Evlution Nutrition EAA2000 - Pre & Post Workout Capsules - Muscle Building + Recovery Supplement - 2g Essential Amino Acids + 1g BCAAs - Endurance + Energy Support - 30 Servings
9.0

Excellent

Our Rating
8

Snap Supplements
Snap Supplements Nitric Oxide Booster Supplement with L Arginine and L Citrulline Essential Amino Acids and Ginseng Root, Energy, Heart Health, Muscle Growth & Circulation Support, 60 Capsules
Main highlights

Boosts Stamina and Endurance
Formulated with L-Arginine and L-Citrulline to enhance stamina, endurance, and performance.

Ideal for Pre and Post Workout
Naturally boosts energy pre-workout and aids muscle recovery post-workout.

Praised for Enhanced Endurance
Customers frequently note improved endurance and reduced breathlessness during workouts.
8.9

Very Good

Our Rating

9.7
simple to consume

9.7
Efficient Energy Use

9.5
worth the money
9

SIALLAC

Muscle Health - Made in USA - Enhance Muscle Mass & Strength, Fast Workout Recovery, Reduce Fatigue & Boost Exercise Performance, 6-Sialyllactose (6-SL), 900mg, 90 Tablets
8.8

Very Good

Our Rating
10

Jacked Factory
Jacked Factory N.O. XT Nitric Oxide Supplements for Men w/Nitrosigine L Arginine L Citrulline Supplement for Muscle Pumps & Vascularity - Pre Workout Nitric Oxide Booster & Muscle Builder - 90 Caps
Main highlights

Enhanced Muscle Growth and Endurance
Scientifically formulated to boost nitric oxide and improve blood flow, enhancing muscle growth and endurance.

Ideal for High-Intensity Workouts
Perfect for athletes and fitness enthusiasts seeking increased strength and stamina in workouts.

Unmatched Pump and Vascularity
Customers praise its ability to provide sustained muscle pumps and impressive vascularity.
Key specs
- Product Type:Nitric Oxide Booster
- Formulation:Capsules
- Benefits:Increased strength, endurance
- Ingredients:L-Arginine, L Citrulline, Nitrosigine
- Nitric Oxide:N.O. XT formula
8.7

Very Good

Our Rating

9.5
simple to consume

9.3
worth the money

9.3
For exercise

10 Best muscle building supplements of 2025

1

UNALTERED Anabolic Muscle Builder for Men - Growth, Size, Strength - Natural Muscle Building Supplement & Energy Booster - Tribulus Terrestris, Ginseng, Vitamin D3, Ashwagandha - 150 Capsules

How do we rank?

How do we rank?

Analyzing top stores

2

Muscletech Nitric Oxide Supplements for Men & Women, Muscle Builder (60 Capsules) - Nitric Oxide Booster Supplement Supports Muscle Gain & Performance - 400mg Peak ATP for Enhanced Strength

9.9

9.7

9.3

3

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

8.2

8.2

8.0

4

Jacked Factory Essentials Muscle Builder - ATP Muscle Builder for Men with Peak ATP to Support Muscle Gain, Enhance Athletic Performance, & Increase Strength - 30 Capsules

5

Nutrex Research Anabol Hardcore Anabolic Activator, Muscle Builder and Hardening Agent, 60 Pills

8.0

8.0

8.0

6

VitaMonk Muscle Builder with HMB, EAAs, Vitamin D, Magnesium - Muscle Building Supplements, Muscle Gainer, Muscle Supplement, Supplements for Muscle Growth

7

Evlution Nutrition EAA2000 - Pre & Post Workout Capsules - Muscle Building + Recovery Supplement - 2g Essential Amino Acids + 1g BCAAs - Endurance + Energy Support - 30 Servings

8

Snap Supplements Nitric Oxide Booster Supplement with L Arginine and L Citrulline Essential Amino Acids and Ginseng Root, Energy, Heart Health, Muscle Growth & Circulation Support, 60 Capsules

9.7

9.7

9.5

9

Muscle Health - Made in USA - Enhance Muscle Mass & Strength, Fast Workout Recovery, Reduce Fatigue & Boost Exercise Performance, 6-Sialyllactose (6-SL), 900mg, 90 Tablets

10

Jacked Factory N.O. XT Nitric Oxide Supplements for Men w/Nitrosigine L Arginine L Citrulline Supplement for Muscle Pumps & Vascularity - Pre Workout Nitric Oxide Booster & Muscle Builder - 90 Caps

9.5

9.3

9.3

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