December 07, 2022

Chaste Tree 1:2 (Vitex Agnus - Castus)


Chaste Tree is mainly used for PMS with relatively low progesterone, ovarian problems and hyperprolactinanemia


*low dose 0.5-4 mls per day, 5-30 mls per week

Parts Used:


Main Actions:

  • Prolactin inhibitor
  • Dopaminergic agonist
  • Indirectly progesterogenic
  • Galactagogue
  • HPO axis regulator
  • Ovarian tonic/stimulant

Key Indications:

  • Premenstrual syndrome (esp. with mastalgia)
  • Latent hyperprolactinanemia (e.g, breast cysts, fibrocystic breast disease, BPH)
  • Progesterone deficiency
  • Corpus luteal insufficiency
  • Erratic ovulation
  • Acne (male and female)
  • Relative oestrogen excess
  • Polycystic
  • Ovary syndrome
  • Cystic hyperplasia of the endometrium
  • Uterine fibroids, endometriosis (higher doses)
  • Oligomenorrhoea, polymenorrhoea
  • Dysfunctional uterine bleeding menorrhagia, metrorrhagia
  • Secondary amenorrhoea
  • Benign breast growths, ovarian cyst (follicular), painful ovulation
  • Sleep maintenance insomnia
  • Excess libido in men (higher doses)
  • Metrorrhagia (from functional causes), menorrhagia, polymenorrhoea
  • Withdrawal from HRT

Major Safety Issues:

Best not taken in conjunction with progestogenic drugs, the contraceptive pill or hormone replacement therapy.

May aggravate pure spasmodic dysmenorrhoea not associated with premenstrual syndrome