OstroVit - Histidine is an amino acid...
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 IronMaxx - Zinc Proffessional contains chromium, copper and selenium.
Nutritional supplement Nutriversum - MG+ B6 Organic is designed for the normal functioning of the body, takes part in the transmission of nerve impulses.