People typically lose 50 to 100 hairs a day . This usually isn't noticeable because new hair is growing in at the same time . Hair loss occurs when new hair doesn't replace the hair that has fallen out .

The amount of information blood tests can supply can often be essential to potential diagnosis in the treatment of hair loss and thinning hair . Testing the amount of these elements in your body can help you determine the reason for hair loss ;

1 Vitamin D - A number of symptoms , such as hair loss , can occur when your body lacks the recommended amount of vitamin D . Vitamin D stimulates new and old hair follicles . When there isn't enough vitamin D in your system , new hair growth can be stunted .

2 Vitamin B12 - Vitamin B12 helps in making red blood cells that carry oxygen to your hair follicles . As a result , when vitamin B12 levels are low . your hair follicles may not be able to grow new hair efficiently . This will result in hair loss .

3 Iron Study and Ferritin - Iron is an essential mineral you take in . Your body stores some of it in the form of ferritin . Low ferritin may contribute to patterned hair loss .

4 Complete Thyroid Profile - Hair loss may develop slowly with hypothyroidism and hyperthyroidism . You won't necessarily notice patches missing or bald spots
Instead , your hair may seem thinner all over . So a complete thyroid profile can help you know the underlying issue .

5 Hormones(oestrogen / testosterone) - When the levels of estrogen and progesterone drop , hair grows more slowly and becomes much thinner . A decrease in these hormones also triggers an increase in the production of androgens or a group of male hormones . Androgens shrink hair follicles , resulting in hair loss on the head .