OstroVit - Histidine is an amino acid...
Magnesium+ from KFD Nutrition is a complex of bioavailable magnesium in the form of magnesium citrate and vitamin B6.
IronMaxx - Mg Magnesium Citrate contains Magnesium Citrate, which will provide your body with a high quality, bioavailable form of magnesium and may help prevent muscle cramps.
Food supplement UNS - Magnesium Citrate based on magnesium citrate, improves well-being after exercise, normalizes the digestion process and the absorption of nutrients and stabilizes the functioning of the nervous system.
Food supplement UNS - Magnesium Citrate contains pure magnesium citrate in powder form.