The marathon is the ultimate endurance test, combining strength, energy, and resilience. In this challenge, every aspect of your preparation matters, especially nutrition. Cordyceps, known for its effects on endurance and respiratory capacity, is an ideal natural supplement for marathon runners. Powders: 1g of powder in your drink. Capsule: 1 to 2 capsules per day Tested in an independent laboratory Physical performance Energy Made in France French Mush is the only entity in the world to cultivate and extract on European soil. Our ultrasound extraction technique allows for 92% bioavailability. French Mush extracts are therefore 4 to 8 times more effective than average. French Mush extracts are clinically proven for their effectiveness and the active compounds they contain. We are certified French organic agriculture.