colour your hair in a room that is well ventilated.
ensure you don’t leave the hair dye in for longer than necessary before rinsing.
wear gloves if you dye your hair yourself.
Other things you can do to minimise your exposure to hair-colour chemicals: However, as there is not a lot of research into the use of hair dye and pregnancy, you may prefer to delay colouring your hair until after the first trimester ( first 12 weeks of pregnancy) is complete. The amount of toxic chemicals in hair dye is not high. Using hair colour, or ‘dye’, is not thought to cause harm to your developing baby because your hair doesn’t absorb enough harmful chemicals to affect you or your baby. If you feel your hair loss is excessive, or your hair growth has not returned to normal by 12 months, speak to your doctor. This hair loss is usually nothing to worry about – your hair growth will return to normal by the time your baby is around 12 months old. This causes the additional hair from the growth phase to change to the resting phase, which then falls out more than usual, until around 3-4 months after your child is born. It is also common for women to experience hair loss after pregnancy when their oestrogen returns to normal levels.
experiencing an abortion, miscarriage or stillbirth.
This is due to a decrease in oestrogen, which may happen as a result of the following: Some women experience more of their hair falling out during pregnancy. This is due to an increase in the hormone oestrogen. This is not because each hair strand itself becomes thicker, but because the hair stays longer in the growing phase of its cycle, which means that less hair falls out than usual. Many women experience their hair feeling thicker at around 15 weeks of pregnancy. Each individual hair grows, then rests for 2 or 3 months before being pushed out by a new hair growing in that follicle (the tube-shaped sheath that surrounds the hair beneath the skin).