These days, most of the population does not eat healthy food and choices are driven by varying needs and situations. Such group of people and those having diabetics, diabetic neuropathy, general weakness, low immunity, etc may need these supplementary vitamins to compensate the shortfall.
Geriatrics are also at a higher requirement for nutritional
supplements due to decreased gut functioning and reduced absorption of nutrients usually experienced with advancing age. People with specific disease or health conditions such as skin problems, mouth ulcers, chronic fatigue, diabetes, hair health etc are also at an increased need for supplements. Certain vitamins and mineral absorption such as iron, calcium and B12 is hindered due to various factors for which nutritional supplement may be advised.