Regular price $44.99

Lean Muscle Gainer

Magnum Hard Muscle Builder is the strongest muscle builder for natural athletes. When Hard Muscle Builder is combined with high-intensity weight training, your gains will be quicker and more consistent than ever before. On a low-calorie diet, Hard Muscle Builder will allow you to retain more lean muscle throughout your diet. 

Magnum Hard Muscle Builder is formulated with 3 of the most innovative and patented ingredients for muscle and strength gains. Hard Muscle Builder helps boosts strength, increases your testosterone levels, combats stress, and lowers the muscle-cannibalizing hormone, cortisol. Now you can stay natural while achieving a lean muscular body with Hard Muscle Builder. 

  • Builds More Muscle
  • Increases Reps & Energy
  • Enhances Recovery
  • Boosts Testosterone

Hard Muscle Builder is designed for anyone wanting to increase their strength and build more lean, hard muscle. 


Magnum Hard Muscle Builder contains a potent dose of myHMB to help prevent muscle wasting and protein breakdown, improve exercise performance, and reduce recovery time.


Magnum Hard Muscle Builder is formulated with the patented and standardized form of Ashwagandha, KSM-66, proven to increase muscle strength while reducing exercise-induced muscle damage. 


Magnum Hard Muscle Builder is formulated with PureKIC, a powerful anti-catabolic ingredient that assists in muscle growth and greatly increases the effects of myHMB.

Recommended Dose: Take 3 capsules daily. 1 capsule in the morning, 1 capsule priority to working out, and 1 capsule immediately after working out. On non-training days, take 3 capsules throughout the day.

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Why Magnum?

Everything we do starts with integrity.

For over 17 years, Magnum Nutraceuticals has been dedicated to integrity in producing the highest quality sports nutrition supplements.

Award Winning Formulas

Magnum Nutraceuticals leads the industry’s largest categories with products that continue to receive recognition for their effective and powerful formulas. 

Unmatched Quality

All Magnum supplements are backed by science and formulated with the highest quality ingredients to ensure the best possible results from every product.

Guaranteed Results

Magnum products come with a 100% guarantee our clients can trust. Our customer service team is dedicated to ensuring you have the best experience possible.

Take Your Training
To The Next Level

With the world's most exciting and effective formulas

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