formula adapted to the needs of teenage boys. From puberty the musclevolume of boys increases more than girls. Therfore boys have higher energy needs than girls:
- B-vitamines: important for energymetabolism.
- Magnesium: is the key within the energy cycle and promotes healthy muscles and a good muscle function.
- Mangaan: is also very important for the energy metabolism.
- Chroom: helps with the conversion of carbohydrates to energy.