Quick Answer: What Is Female Prolactin?

What is the normal prolactin levels for a woman?

Normal Results The normal values for prolactin are: Men: less than 20 ng/mL (425 µg/L) Nonpregnant women: less than 25 ng/mL (25 µg/L) Pregnant women: 80 to 400 ng/mL (80 to 400 µg/L).

What are the side effects of high prolactin levels?

Symptoms include irregular or absent menstrual periods, infertility, menopausal symptoms (hot flashes and vaginal dryness), and, after several years, osteoporosis (thinning and weakening of the bones). High prolactin levels can also cause milk discharge from the breasts.

What causes high prolactin levels in non pregnant female?

If prolactin levels are higher than normal, it often means there is a type of tumor of the pituitary gland, known as a prolactinoma. This tumor makes the gland produce too much prolactin. Excess prolactin can cause the production of breast milk in men and in women who are not pregnant or breastfeeding.

What level of prolactin causes infertility?

Prolactin levels over 100 ng/mL can alter the normal function of a woman’s reproductive system, causing symptoms of menopause (absence of menstrual periods, hot flashes, vaginal dryness) and infertility.

Does high prolactin cause hair loss?

High prolactin levels can cause hair loss in a pattern similar to female androgenetic alopecia. It does this by interfering with normal ovarian production of estrogen.

Can stress cause high prolactin levels?

Neuroendocrine Changes. There is some evidence that functional hyperprolactinemia may be due to stress-induced neuroendocrine changes of dopamine and serotonin, thus affecting prolactin release [35]. REM sleep rebound, a behavioral coping mechanism to stress, has been found to be mediated by prolactin [36].

What causes high prolactin levels in females?

Its hormones help regulate important functions such as growth, metabolism, blood pressure and reproduction. Other possible causes of prolactin overproduction include medications, other types of pituitary tumors, an underactive thyroid gland, ongoing irritation to the chest, pregnancy and breast-feeding.

What can I eat to reduce prolactin?

Foods that lower prolactin levels are generally high in zinc; think shellfish, beef, turkey and beans. It’s also important to get plenty of B6, so foods like potatoes, bananas, wild salmon, chicken and spinach can help boost those vitamin levels.

What are the signs of high prolactin?

High Prolactin Level SymptomsInfertility.White milk leaking from nipples.Absent, infrequent, or irregular periods.Loss of libido.Painful or uncomfortable intercourse.Vaginal dryness.Acne.Excessive body and facial hair growth (hirsutism)More items…

Can prolactin cause weight gain?

Even in men, breast enlargement (gynecomastia) and breast discharge can occur. High levels of prolactin can also result in weight gain and neuropsychological disturbances. The size of the tumor correlates with the amount of prolactin secreted. Larger tumors can cause mass effects by compression of local structures.

Does exercise lower prolactin?

Of the single study investigating long-term impacts of exercise on prolactin levels in women is a report from a 12-month moderate intensity exercise intervention describing a decrease in prolactin concentrations associated with exercise, but only among those with the highest changes in their physical fitness [14].

Can high prolactin be cured?

Prolactinoma and hyperprolactinemia are not life-threatening. The worst side effects of medications usually go away after treatment. Infertility caused by high prolactin levels can be reversed once prolactin levels return to normal. Your quality of life will remain high even if you need long-term treatment.

When should prolactin test be done?

When Are Prolactin Levels Checked? You can have your prolactin levels checked at any point in your menstrual cycle. Prolactin levels vary throughout the day but are highest while you are asleep and first thing in the morning, so the test is usually done about three hours after you wake up.

Does fasting lower prolactin?

Bryant and Greenwood (3, 6) have reported that fast- ing or injection of insulin decreased levels of prolactin in caprine plasma and also in- dicated that stress caused a rise in levels of the hormone in ovine plasma (3).