Why your vitamin supplements might not be working – and how to fix it

Chetana Belagere

Jun 11, 2025

Health

Health

An increasing number of Indians are turning to vitamin supplements. 

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However, according to healthcare professionals, many people remain unaware of how, when, and with what to take them in order to gain maximum benefit.

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Individuals with low sun exposure, dark skin, obesity, elderly people, those with osteoporosis, or people with malabsorption disorders should take Vitamin D.

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Those at risk of or diagnosed with osteoporosis, menopausal women, individuals with low dietary calcium intake, or people with vitamin D deficiency should take calcium.

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People with iron-deficiency anemia, those with heavy menstrual bleeding, pregnant women, or individuals with malabsorption disorders should take iron.

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Vegetarians and vegans, elderly individuals, those with pernicious anemia, people on metformin or proton pump inhibitors (PPIs), and those with neuropathy. should consume Vitamin B12.

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People with low intake of fruits and vegetables, smokers, those under chronic stress, or individuals on iron supplements should take Vitamin C.

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Individuals with muscle cramps, migraines, constipation, stress, insomnia, or inadequate dietary magnesium should have supplements.