Germans’ life expectancy continues to increase. Nonetheless, many people want to not merely grow old but be able to enjoy old age “physically and mentally fit.” A sufficient intake of the most important biofactors also plays a major role in old age to preserve physical and mental health for as long as possible. However, this faces a number of challenges which must be overcome. Vitamin B12 is especially important for retaining good nerves for a long time and minimizing the risks of Alzheimer’s dementia. Here you can learn about the risk factors faced by seniors and how you can ensure a sufficient intake in old age.