Vitex agnus-castus
Premier female hormone balancer — for PMS, irregular periods, PCOS, and luteal phase defect. Acts on the pituitary (increases LH, decreases prolactin). Takes 3+ months for full effect. Named "Chaste Tree" because monks used it to suppress libido.
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Oral contraceptives, dopamine agonists/antagonists, hormone drugs.
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GI upset, headache, acne, menstrual changes. Rash.
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