Deficiency of these 6 vitamins in the body stops hair growth, include these foods in your diet to prevent it..
- byShikha Srivastava
- 21 Aug, 2025
Thick, long, and shiny hair is everyone's desire. But if there is hair fall, dandruff, or hair growth seems to be stopped, then it becomes a cause of concern. Hair tells a lot about our health. Often, slow hair growth is directly related to the lack of some essential vitamins (Vitamins for Hair Growth) in our body.
So if your hair growth has reduced or seems to have stopped, then there may be a lack of nutrition in your body. Let us know about those essential vitamins, the deficiency of which directly affects the growth of your hair.

Biotin is often known as the 'hair vitamin'. This vitamin is very important for hair, skin, and nails. Biotin helps in the production of a protein called keratin, which is the main structural unit of hair.
Symptoms of deficiency - Due to a lack of biotin, hair starts thinning, falls rapidly, and its growth can stop completely. Apart from this, breakage of nails and skin rashes can also occur.
Source- Egg yolk, nuts (almonds, walnuts), seeds (sunflower seeds), sweet potatoes, spinach, and cauliflower.
Vitamin D
Vitamin D is very important not only for bones but also for the health of hair follicles. This vitamin helps in creating new hair follicles and keeping the existing follicles active.
Symptoms of deficiency- Vitamin D deficiency causes hair fall and slows down growth. Often, problems like alopecia are also associated with its deficiency.
Source- Morning sunlight, fatty fish (salmon, mackerel), egg, fortified milk, and curd.
Iron
Iron works to produce hemoglobin in the body, which is responsible for delivering oxygen throughout the body. Iron plays an important role in delivering oxygen and nutrients to the hair follicles.
Symptoms of deficiency- Iron deficiency is a major cause of hair loss, especially in women. It weakens hair follicles and causes hair to fall out instead of growing.
Source- Green leafy vegetables (spinach), beans, lentils, tofu, red meat, and raisins. Taking iron with vitamin C improves its absorption.
Vitamin C
Vitamin C is a powerful antioxidant that protects cells from damage caused by free radicals. It is also essential for the production of collagen. Also, vitamin C helps the body absorb iron.
Symptoms of deficiency- Vitamin C deficiency can cause hair to become dry, split, and weak. Its deficiency also affects iron absorption, which indirectly causes hair loss.
Source- Citrus fruits (oranges, lemons, sweet lime), kiwi, strawberries, capsicum, and broccoli.
Vitamin E
Vitamin E is also an essential antioxidant that improves blood circulation to the scalp by reducing oxidative stress. Better blood circulation means more nutrition and oxygen reaching the hair follicles.
Symptoms of deficiency- Poor scalp health, dryness of hair, and slow growth can be signs of vitamin E deficiency.
Source- Almonds, sunflower seeds, avocado, spinach, and kiwi.

Vitamin A
Vitamin A is essential for the growth of every cell in the body, and hair is also one of the fastest-growing cells in the body. It also helps in sebum production in the scalp, which keeps the scalp healthy by keeping it moisturized. Keep in mind that an overdose of vitamin A can also cause hair loss.
Source- Sweet potatoes, carrots, spinach, pumpkin and eggs.
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