Protocol · Women's Health
Premenstrual Syndrome (PMS) Protocol
Vitex (Chaste Tree Berry) and Calcium are the core of this stack, with 2 supporting supplements. Each row gives the amount the protocol lists and the grade our evidence database holds for that supplement in Premenstrual Syndrome (PMS).
We are re-verifying the studies cited on protocol pages; only confirmed citations are shown.
The stack
4 supplements · 4 graded · 1 graded A · 6 confirmed studies
| Grade | Supplement | Amount listed | Why it’s in the stack | Evidence on file | Shop |
|---|---|---|---|---|---|
| Primary stackThe core of this protocol | |||||
| Vitex (Chaste Tree Berry) | Amount listed: 20–40 mg daily (standardized extract) | Modulates dopamine and prolactin levels, helping regulate the menstrual cycle and reduce PMS symptoms
| Grade A for Breast Tenderness1 study · 405 people | ||
Confirmed studies for Vitex (Chaste Tree Berry) (titles as PubMed lists them) | |||||
| Calcium | Amount listed: 1,000–1,200 mg daily | Addresses menstrual cycle-related calcium fluctuations that contribute to mood and physical symptoms
| Grade B for Depression Symptoms245 people | ||
Confirmed studies for Calcium (titles as PubMed lists them) | |||||
| Supporting stackListed as additions to the core | |||||
| Vitamin B6 | Amount listed: 50–100 mg daily | Cofactor for serotonin and dopamine synthesis, reducing mood-related PMS symptoms
| Grade B for PMS Symptoms5 studies · 1,463 people | ||
Confirmed studies for Vitamin B6 (titles as PubMed lists them) | |||||
| Magnesium | Amount listed: 200–400 mg daily | Reduces bloating, headaches, and mood symptoms; often depleted in the luteal phase
| Grade C for Anxiety Symptoms126 people | ||
Confirmed studies for Magnesium (titles as PubMed lists them) | |||||
Shop the evidence-backed picks
The collection holds the supplements we grade A or B for its theme, in third-party tested products where the catalog has them. It opens in our Fullscript store. You can look through it without signing in; Fullscript asks for a free account to order.
Or shop one supplement
The 3 supplements in this protocol graded A or B. Each opens third-party tested products, matched to the dose above where we can.
- Grade A
- Grade B
- Grade B
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How this protocol works
In plain language
Premenstrual syndrome affects up to 90% of women to some degree, with 20-30% experiencing moderate to severe symptoms. PMS occurs in the luteal phase (after ovulation, before menstruation) and involves mood changes, bloating, breast tenderness, headaches, and fatigue. The exact cause isn't fully understood but involves hormonal fluctuations affecting neurotransmitters.
- Vitex (Chaste Tree Berry) is one of the most effective natural treatments for PMS. It works by affecting dopamine receptors in the pituitary gland, which helps normalize prolactin levels and restore hormonal balance. Studies show up to 50% reduction in PMS symptoms.
- Calcium fluctuates with the menstrual cycle, and women with PMS often have lower levels during the luteal phase. A landmark study showed that 1200mg calcium daily reduced PMS symptoms by 48% compared to placebo. It helps with both physical symptoms (bloating, cramps) and mood symptoms.
- Vitamin B6 is essential for making serotonin and dopamine—neurotransmitters that regulate mood. B6 levels drop during the luteal phase, and supplementation has been shown to reduce depression, irritability, and fatigue associated with PMS.
- Magnesium levels also fluctuate with the menstrual cycle and are often low in women with PMS. Supplementation reduces water retention, headaches, and mood symptoms. It works even better when combined with B6.
Expected timeline: Vitex takes 2-3 cycles (months) for full effect. Calcium, B6, and magnesium may show benefits within 1-2 cycles. Start supplements at least one cycle before expected benefit.