Premier Research Labs
Testosterone Premium
A clinically researched herbal and nutritional formula featuring ashwagandha, tribulus, and zinc to support healthy testosterone levels, vitality, muscle recovery, and hormonal balance in men.
Only 3 left in stock
Serving Size: 3 capsules
Key Ingredients
The most clinically studied natural testosterone-support ingredient. Multiple RCTs demonstrate significant improvements in free testosterone, sexual function, strength, and libido. Furostanolic saponins (Fenuside) inhibit SHBG, freeing bound testosterone.
Malaysian herb clinically shown to increase free testosterone by inhibiting SHBG binding, stimulate Leydig cell activity, and significantly improve sexual health metrics. Also reduces stress-induced cortisol that suppresses testosterone production.
Andean adaptogen that supports endocrine balance, libido, and sexual function through glucosinolates and macamides — independent of direct hormonal activity.
Increases ATP and oxygen delivery to support physical performance, recovery, and healthy testosterone production via mitochondrial support.
Inhibit 5-alpha reductase to reduce DHT conversion, supporting healthy prostate function while preserving testosterone levels.
Health Benefits
- Clinically studied support for healthy testosterone levels
- Enhances libido and sexual vitality
- Supports muscle recovery and physical performance
- Reduces cortisol-mediated testosterone suppression
- Prostate health support through DHT regulation
- Sustained energy and motivation