Vitamin C can directly and indirectly influence important functions of the body. The European Food Safety Authority (EFSA) has scientifically examined and confirmed the functions of vitamin C in the human body. [1] 

Blood, blood circulation and blood vessels

• Vitamin C contributes to normal collagen formation for normal blood vessel function
• Vitamin C increases the absorption of iron (for the formation of red blood cells and hemoglobin) 

Sport and protection against oxidative stress 

• Vitamin C contributes to normal functioning of the immune system during and after intense physical activity
• Vitamin C contributes to the protection of cells from oxidative stress
• Vitamin C contributes to regeneration of the reduced form of vitamin E (antioxidant) 

Energy and reduction of fatigue 

• Vitamin C contributes to normal energy metabolism 
• Vitamin C helps reduce fatigue and tiredness 

Brain, nervous system and psyche 

• Vitamin C contributes to normal mental function 
• Vitamin C contributes to normal functioning of the nervous System 

Skin, bones and cartilage 

• Vitamin C contributes to normal collagen formation for normal skin function 
• Vitamin C contributes to normal collagen formation for bones and cartilage 

Defenses and immune system 

• Vitamin C contributes to normal functioning of the immune system 
• Vitamin C contributes to normal functioning of the immune system during and after intense physical activity 

Vitamin C for the teeth 

• Vitamin C contributes to normal collagen formation for normal teeth function 
• Vitamin C contributes to normal collagen formation for normal gum function 

• high dosage with 1000 mg vitamin C per capsule 
• high bioavailability and bioactivity 
• highest possible quality and purity 
• free from harmful substances and unnecessary additives 
• free from GMOs 
• suitable for vegetarians and vegans 

Vitamin C is a so-called water-soluble vitamin. Excess vitamin C is therefore usually excreted via the kidneys. Nevertheless, prolonged excessive intake of vitamin C can elevate the risk of kidney stone formation. Excessive intake can also result in gastrointestinal issues, including diarrhea.