'I lost my sex drive on the pill'

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A The libido fluctuates throughout life, depending on factors such as illness, lack of sleep, poor diet, exposure to cold, shock or worry and overall emotional and physical health. During the reproductive years, the body produces the hormone testosterone, which is connected to natural libido and sexual satisfaction. The pill may well have affected your libido: as a recent small study suggested that testosterone levels in women may be suppressed when they take the contraceptive pill, and for up to a year after they stop.

You could try taking ArginMax for Women (£21.95 for 90 caps, from Nutri Centre; 020 7436 5122), which contains 14 essential vitamins and minerals, along with L-arginine, ginseng, ginkgo biloba and damiana, all of which play