Supradyn Boost Guarana Bayer 20 effervescent tablets brings you essential components of mental and physical energy to stay fit throughout the day Fast-acting stimulant thanks to : - Guarana, a natural ingredient that improves cognitive performance and reduces mental fatigue. - Magnesium + Zinc for good neural and neuromuscular function. More energy for the day: - Vitamins B and C help the body generate energy throughout the day. A clinical study has proven that Supradyn Boost works after just 30 minutes. This improves cognitive performance and reduces the associated mental fatigue. No sugar. Flavour: Acerola Dissolve 1 tablet per day in a large glass of water, preferably in the morning after breakfast. You can take Supradyn Boost several times a week if needed. Not recommended for pregnant and breastfeeding women. Indication: Physical and mental vitality, cognitive performance. Adults from 15 years.