The synthetic hormone works by stimulating pigment cells in the skin, causing them to produce more of the melanin that gives skin its colour.

Doctors regulate periods with synthetic hormones, she claims, 'but this only covers up your 'indicator light', so you can't see what's going on'.

Synthetic hormones have been used since then.

However, these are being marginalized as synthetic hormones get more popular and affordable.

Introducing synthetic hormones into the body impacts it at every level and many patient report changes in energy levels, mood, appetite, etc.