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FEI Lab-Tested|Belgian Made
Muscle building

Build lean muscle mass for your sport horse

Massive Muscle supports your horse's muscle development with gamma-oryzanol, wheat germ oil and magnesium citrate. Designed for topline, hindquarters and overall muscle strength. FEI lab-tested.

From €3.70 per day

20+ years expertise
100% doping-free
FEI lab-tested
Belgian quality
96+ orders served

Is your horse struggling with muscle development?

Many sport horses train intensively yet fail to build adequate muscle mass. A weak topline, lack of hindquarter power, or slow muscle development after injury are common issues. The result: reduced performance, an unstable back, and higher injury risk.

Muscle building in horses depends on three factors: correct training, sufficient protein and amino acids, and adequate rest. When any of these is lacking, development stagnates. Especially for young horses in development, horses returning from injury, or older horses losing muscle mass, targeted nutritional support makes a measurable difference.

Weak topline

Lack of hindquarter power

Reduced stamina

Slow muscle recovery

The active ingredients in Massive Muscle

Four ingredients working together for optimal muscle building and retention. Clinically relevant dosages, doping-free.

Wheat germ oil

Rich source of vitamin E and essential fatty acids. Supports muscle cell integrity and protects against oxidative damage during intense exercise.

Gamma-oryzanol

Natural extract from rice bran. Stimulates the production of lean muscle tissue and supports the hormonal balance needed for muscle growth.

Magnesium citrate

Essential for muscle contraction and relaxation. Prevents cramps and supports energy metabolism in the muscles.

Brewer's yeast

Source of B-vitamins and amino acids that contribute to protein synthesis and overall muscle health.

Benefits of Massive Muscle

Supports topline and neck muscle development

Strengthens hindquarters for more power and impulsion

Promotes lean muscle tissue without fat gain

Aids muscle recovery after intense training or competition

Supports young horses in the development phase

Suitable for horses returning from injury

FEI lab-tested and 100% doping-free

Easy to add to the daily feed

Training and nutrition: the combination that works

Muscle building in horses follows the same principle as in elite athletes: you build muscles through training and repair them with proper nutrition. Without sufficient building blocks, particularly amino acids and essential fatty acids, the body cannot convert training-induced muscle damage into stronger muscles.

Massive Muscle delivers the nutrients your horse needs to get the most out of every training session. Gamma-oryzanol supports the natural production of muscle tissue, while wheat germ oil protects muscles against oxidative stress. The result: faster development, better retention, and less muscle loss during rest periods.

Massive Muscle for muscle building

Frequently asked questions about horse muscle building

How long before I see results from Massive Muscle?
Most owners see visible improvement in topline and hindquarters after 4 to 8 weeks of consistent use. The speed depends on the training schedule and the horse's starting condition.
Is Massive Muscle suitable for young horses?
Yes. Massive Muscle is particularly suitable for young horses in the development phase. The ingredients support natural muscle development without burdening the hormonal system.
Can I combine Massive Muscle with other Horse Tonic supplements?
Yes. Massive Muscle works well together with Zen (relaxation) and Tonic (vitamins and minerals). The formulas are designed to complement each other and can safely be given together.
Is Massive Muscle doping-free and safe for competition?
Yes. Every batch is tested by an FEI-approved laboratory. Massive Muscle contains no prohibited substances and is safe for all competition levels, including FEI events.

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