ALLMAX Essentials Leucine+ powder in a 400g container to help stimulate protein synthesis and muscle recovery.
Allmax Leucine 400g left side view showing pure crystalline powder for optimal muscle protein synthesis.
Allmax Leucine 400g powder right view displaying supplement facts for enhanced muscle protein synthesis and recovery.
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Most Potent Natural Muscle Building Supplement

Allmax Leucine

Sale price $24.99 Regular price $34.99 Save 29%
SKU: AM5740
In stock
Size:400g
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Micronized L-Leucine for Muscle Growth and Recovery

ALLMAX Leucine is a 100% pure, micronized L-Leucine powder. Leucine is one of the three branched-chain amino acids (BCAAs), and it plays a leading role in triggering muscle growth. Each serving delivers 5 g of pure leucine to help support muscle repair after training.

What You Get In Every Serving:

  • 5 g of pure, micronized L-Leucine per serving

  • No binders, fillers, or preservatives

  • Gluten-free formula

  • Produced in a cGMP-registered facility

  • Laboratory tested every lot

How Does Micronized L-Leucine Work?

Leucine is an amino acid, which is a building block your body uses to make protein. Unlike most amino acids, leucine is processed directly in your muscle tissue instead of your liver. This helps leucine act quickly to support muscle protein synthesis, the process your body uses to repair and build muscle after exercise. Leucine also helps activate a pathway in the body called mTOR (mechanistic target of rapamycin), which research indicates may help signal your muscles to grow.

Micronized L-Leucine vs Standard L-Leucine Powder

Micronized leucine is processed into a much finer powder than standard leucine. This fine texture can help the powder blend more easily into liquid, though leucine is inherently poorly soluble in water, and some powder may remain undissolved. The amino acid itself works the same way in your body, whether it's micronized or standard.

Supports Lean Muscle During Cutting Phases

When you cut calories, your body can start breaking down muscle for energy. Leucine may help support a positive nitrogen balance, which can help your body retain lean muscle even while eating less.

Stack It With Other ALLMAX Products

You can mix ALLMAX Leucine into your Isoflex Whey Protein Isolate shake for a combined protein and amino acid boost after training. If you want a complete branched-chain amino acid profile alongside your leucine, you can stack it with Aminocore BCAAs, or reach for ALLMAX EAAs if you want all nine essential amino acids in one serving.

Who Is ALLMAX Micronized L-Leucine Ideal For

  • Bodybuilders who want to support dense muscle growth

  • Athletes increasing training volume or intensity

  • People cutting calories who want to help preserve lean muscle

  • Anyone looking to support faster recovery after intense training

  • Lifters who already use protein powder and want extra leucine support

*These statements have not been evaluated by the food and drug administration. This product is not intended to diagnose, treat, cure or prevent any disease.