Inoplus Promo 1+1 Magnesium + Vitamin B Complex 20 effervescent tablets & Vitamin C 500mg 20 effervescent tablets Package Included: Magnesium 300mg + Vitamin B Complex, 20 Effervescent Tablets Magnesium + Vitamin B Complex is a formula that combines magnesium, which contributes to the normal functioning of muscles and helps combat muscle cramps, while B complex vitamins contribute to the proper functioning of the nervous system, act as relaxants in the body and help reduce stress and muscle fatigue. Actions of the ingredients: Reducing fatigue and exhaustion Normal functioning of metabolic processes aimed at energy production Normal functioning of the nervous system Normal muscle function Normal protein synthesis Normal psychological functioning Maintaining normal bone condition