{"product_id":"chaste-berry-5-vitex","title":"Chaste Berry Extract (5% Vitex)","description":"\u003cp data-start=\"42\" data-end=\"565\"\u003e\u003cstrong data-start=\"42\" data-end=\"96\"\u003eChaste Berry Extract (Vitex agnus-castus) 5% Vitex\u003c\/strong\u003e is a standardized herbal extract derived from the dried berries of the chaste tree, a plant traditionally used for centuries in Mediterranean and European herbal medicine. The extract is standardized to \u003cstrong data-start=\"300\" data-end=\"312\"\u003e5% vitex\u003c\/strong\u003e, a key bioactive marker compound associated with the herb’s hormonal and endocrine-supportive properties. Chaste berry is especially valued for its ability to support hormonal balance, menstrual health, and reproductive wellness, particularly in women.\u003c\/p\u003e\n\u003ch3 data-start=\"567\" data-end=\"584\"\u003eDescription\u003c\/h3\u003e\n\u003cp data-start=\"585\" data-end=\"1141\"\u003eChaste berry works primarily by interacting with the \u003cstrong data-start=\"638\" data-end=\"683\"\u003ehypothalamic–pituitary–gonadal (HPG) axis\u003c\/strong\u003e, the system that regulates hormone production. Rather than supplying hormones directly, Vitex supports the body’s natural hormone signaling processes. Research suggests it may influence dopamine receptors in the pituitary gland, which can help regulate the release of prolactin. Balanced prolactin levels are important for maintaining healthy progesterone-to-estrogen ratios, making chaste berry a unique and gentle botanical for long-term hormonal support.\u003c\/p\u003e\n\u003cp data-start=\"1143\" data-end=\"1376\"\u003eStandardizing the extract to \u003cstrong data-start=\"1172\" data-end=\"1184\"\u003e5% vitex\u003c\/strong\u003e ensures consistent potency and reliable physiological effects. This makes it suitable for use in dietary supplements formulated for menstrual comfort, cycle regularity, and endocrine balance.\u003c\/p\u003e\n\u003ch3 data-start=\"1378\" data-end=\"1392\"\u003eBenefits\u003c\/h3\u003e\n\u003cp data-start=\"1393\" data-end=\"1767\"\u003eOne of the most well-known benefits of chaste berry extract is \u003cstrong data-start=\"1456\" data-end=\"1498\"\u003esupport for menstrual cycle regularity\u003c\/strong\u003e. It is commonly used to help ease symptoms associated with premenstrual syndrome (PMS), including mood changes, irritability, breast tenderness, and bloating. By promoting healthier hormonal signaling, it may help reduce the intensity of cyclical discomfort over time.\u003c\/p\u003e\n\u003cp data-start=\"1769\" data-end=\"2125\"\u003eChaste berry extract is also widely used for \u003cstrong data-start=\"1814\" data-end=\"1852\"\u003ereproductive and fertility support\u003c\/strong\u003e. By encouraging balanced progesterone levels during the luteal phase of the cycle, it may help support normal ovulation patterns and cycle consistency. For women with irregular cycles or luteal phase challenges, Vitex is often used as part of a holistic wellness approach.\u003c\/p\u003e\n\u003cp data-start=\"2127\" data-end=\"2416\"\u003eAnother important benefit is \u003cstrong data-start=\"2156\" data-end=\"2195\"\u003emenopause and perimenopause support\u003c\/strong\u003e. While not a hormone replacement, chaste berry may help the body adapt to fluctuating hormone levels, potentially easing symptoms such as mood swings, cycle changes, and occasional discomfort during hormonal transitions.\u003c\/p\u003e\n\u003cp data-start=\"2418\" data-end=\"2650\"\u003eBeyond women’s health, chaste berry has been studied for its role in \u003cstrong data-start=\"2487\" data-end=\"2516\"\u003eoverall endocrine balance\u003c\/strong\u003e. Its indirect mechanism of action makes it a gentle option for long-term use when compared to more aggressive hormonal interventions.\u003c\/p\u003e\n\u003ch3 data-start=\"2652\" data-end=\"2664\"\u003eDosage\u003c\/h3\u003e\n\u003cp data-start=\"2665\" data-end=\"2984\"\u003eThe typical dosage of \u003cstrong data-start=\"2687\" data-end=\"2722\"\u003eChaste Berry Extract (5% Vitex)\u003c\/strong\u003e ranges from \u003cstrong data-start=\"2735\" data-end=\"2757\"\u003e200–500 mg per day\u003c\/strong\u003e, depending on individual needs and product formulation. It is commonly taken \u003cstrong data-start=\"2835\" data-end=\"2849\"\u003eonce daily\u003c\/strong\u003e, preferably in the morning, as it works gradually by influencing hormonal signaling over time rather than producing immediate effects.\u003c\/p\u003e\n\u003cp data-start=\"2986\" data-end=\"3247\"\u003eFor best results, consistent use for \u003cstrong data-start=\"3023\" data-end=\"3037\"\u003e8–12 weeks\u003c\/strong\u003e is often recommended, as hormonal balance develops progressively. Chaste berry extract is frequently included in women’s health formulas alongside nutrients such as vitamin B6, magnesium, or adaptogenic herbs.\u003c\/p\u003e\n\u003cp data-start=\"3249\" data-end=\"3477\"\u003eAs with any supplement affecting hormonal pathways, individuals who are pregnant, breastfeeding, using hormonal medications, or managing hormone-sensitive conditions should consult a qualified healthcare professional before use.\u003c\/p\u003e","brand":"Jarvis Nutrition","offers":[{"title":"Default Title","offer_id":43405532725331,"sku":null,"price":189.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/8355\/5155\/files\/Yographtext-2026-02-01T185507.353.png?v=1770001092","url":"https:\/\/jarvisnutrition.com\/products\/chaste-berry-5-vitex","provider":"Jarvis Nutrition","version":"1.0","type":"link"}