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Dr. Grey AI

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

Amount listed in this protocol; not a recommendation.

Supplements in the Premenstrual Syndrome (PMS) protocol, with the amount the protocol lists, the grade on file and confirmed studies
GradeSupplementAmount listedWhy it’s in the stackEvidence on fileShop
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

  • Breast Tenderness: improves
  • Anxiety Symptoms: improves
  • PMS Symptoms: improves
  • Cramps: improves
  • Depression Symptoms: improves
Grade A for Breast Tenderness1 study · 405 people

Confirmed studies for Vitex (Chaste Tree Berry) (titles as PubMed lists them)

CalciumAmount listed: 1,000–1,200 mg daily

Addresses menstrual cycle-related calcium fluctuations that contribute to mood and physical symptoms

  • Depression Symptoms: improves
  • Anxiety Symptoms: improves
  • PMS Symptoms: changes; see studies
Grade B for Depression Symptoms245 people

Confirmed studies for Calcium (titles as PubMed lists them)

Supporting stackListed as additions to the core
Vitamin B6Amount listed: 50–100 mg daily

Cofactor for serotonin and dopamine synthesis, reducing mood-related PMS symptoms

  • PMS Symptoms: improves
Grade B for PMS Symptoms5 studies · 1,463 people
MagnesiumAmount listed: 200–400 mg daily

Reduces bloating, headaches, and mood symptoms; often depleted in the luteal phase

  • Anxiety Symptoms: improves
  • PMS Symptoms: improves
  • Depression Symptoms: improves
Grade C for Anxiety Symptoms126 people

Confirmed studies for Magnesium (titles as PubMed lists them)

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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.

Printed from drgrey.ai/protocols/premenstrual-syndrome. For education only; not medical advice. Talk to a clinician before starting any supplement.