Animal M-Stak – Engineered for Hard Gainers

Struggling to gain mass despite eating big?
Animal M-Stak was developed specifically for bodybuilders and elite strength athletes who find it difficult to pack on muscle. In the world of fitness, they’re known as “Hard Gainers.”

If you're consuming calories but still not retaining weight, Animal M-Stak is designed for you.

🔬 Advanced Formula with 6 Complexes

Each pack of Animal M-Stak contains 6 specialized complexes that help your body maximize the nutrients you fuel it with. From enhanced nitrogen retention to better food distribution, this hormone-free formula works with your body to support lean muscle gains.

📅 Simple 21-Day Cycle

• Training Days: Take 30–45 minutes before your workout.
• Rest Days: Take between meals.
• Use for a continuous 21-day cycle for best results.

💼 On-the-Go Convenience

Animal M-Stak features our iconic all-in-one pack system. Just grab a pack, toss it in your gym bag, and you're set. Over 30 years of trusted convenience in every can.

⚡ Stack for Maximum Mass

Hormone-free and compatible with testosterone boosters. Combine with Animal Stak to push your gains even further.

Animal M-Stak has helped athletes worldwide build serious strength and size—regardless of their goals.

Fuel hard. Train harder. Grow strongest.