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SupplementScience

Types of Vitex (Chasteberry): Forms & Bioavailability

This content is for informational purposes only and does not constitute medical advice. Consult your healthcare provider before starting any supplement. Full disclaimer

Forms Comparison

FormBioavailabilityBest For
Standardized Fruit Extract (Ze 440 or BNO 1095)HighPMS and cycle regulation — these are the clinically studied branded extracts with consistent results in trials
Dried Fruit PowderModerateTraditional use — less standardized but widely available; higher doses (500-1000mg) may be needed to match extract efficacy
Liquid Tincture (1:5)Moderate-HighFlexible dosing — allows easy dose adjustment; typical dose is 40 drops (approx 2ml) daily

Standardized Fruit Extract (Ze 440 or BNO 1095)

Bioavailability: High. Best for: PMS and cycle regulation — these are the clinically studied branded extracts with consistent results in trials.

Dried Fruit Powder

Bioavailability: Moderate. Best for: Traditional use — less standardized but widely available; higher doses (500-1000mg) may be needed to match extract efficacy.

Liquid Tincture (1:5)

Bioavailability: Moderate-High. Best for: Flexible dosing — allows easy dose adjustment; typical dose is 40 drops (approx 2ml) daily.

References

  1. (). Treatment for the premenstrual syndrome with agnus castus fruit extract: prospective, randomised, placebo controlled study. BMJ. DOI
  2. (). The treatment of premenstrual syndrome with preparations of Vitex agnus castus: a systematic review and meta-analysis. American Journal of Obstetrics and Gynecology. DOI
  3. (). Chaste tree (Vitex agnus-castus) — pharmacology and clinical indications. Phytomedicine. DOI