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Chaste Tree (Vitex)

herbal

Hormone-balancing berry that supports progesterone and menstrual regularity.

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Benefits

Supports healthy progesterone levels
Reduces PMS symptoms
May improve fertility
Helps regulate menstrual cycles

Dosage

Typical Dose

20-40mg extract daily

Upper Limit

20-240mg

Timing

Morning on empty stomach

Forms & Bioavailability

Capsule

Standard absorption

Tincture

Standard absorption

Tablet

Standard absorption

Side Effects

Headache
Nausea
Skin rash
Menstrual flow changes

Interactions

Oral contraceptives
Hormone therapies
Dopamine agonists

Research Summary

Strong clinical evidence from multiple RCTs for PMS symptom reduction. Acts on the pituitary to modulate prolactin and support progesterone. One of the best-studied herbs for menstrual health.

The Bottom Line on Chaste Tree (Vitex)

Chaste Tree (Vitex) is well-researched with strong evidence supporting its primary benefits.It is most commonly used for supports healthy progesterone levels and reduces pms symptoms. As with any supplement, individual results vary. Start with the lower end of the dosage range and assess for 4-8 weeks before adjusting.

About Our Research

This profile is compiled from peer-reviewed research published on PubMed, the NIH Office of Dietary Supplements, and established nutritional science databases. Dosages reflect clinically-studied amounts from human trials where available. We update profiles as new research emerges. This is not medical advice — consult a healthcare professional before supplementing.

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Disclaimer: This information is for educational purposes only and is not medical advice. Always consult a healthcare professional before starting any supplement, especially if you have existing health conditions or take medication.

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