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Vitex (chaste tree) can lower prolactin from the pituitary (the brain signal that, when high, can weaken ovulation), which often lifts luteal progesterone. Tribulus has small studies suggesting easier ovulation. Rhodiola acts as an adaptogen, easing stress signaling and cortisol (the stress hormone), which can restore cycle timing in some. Dong quai, raspberry leaf, motherwort, and maca are traditional uterine and cycle tonics; evidence is modest. The added digestive enzymes help tolerance, not fertility.
Use two capsules once or twice daily with food to limit nausea. Start at the lower end for a week, then increase if well tolerated. Stay consistent for 2 to 3 cycles before judging results. Pair with a prenatal that covers folate, iodine, iron if Ferritin is low, and choline. If Prolactin is elevated or luteal progesterone is low, recheck labs after 8 to 12 weeks.
Avoid in pregnancy or while nursing. Skip if you’re on fertility drugs like letrozole or clomiphene unless your reproductive endocrinologist agrees. Dong quai can increase bleeding risk, so avoid with warfarin, apixaban, rivaroxaban, aspirin, or heavy menstrual bleeding. Vitex can interact with dopamine‑active drugs (antipsychotics, cabergoline, bromocriptine). If you have hormone‑sensitive cancers, liver disease, or bipolar disorder, get clinician clearance first.
Plan on 2 to 3 menstrual cycles. If you’re tracking ovulation, you might see more consistent luteal phases within 8–12 weeks. If nothing changes by 3 cycles, reassess labs and strategy.
Daily use is standard for these herbs. Phase-specific cycling isn’t well studied. Consistency across the whole cycle is more likely to steady ovulation signals.
Generally no. Most clinics prefer zero herbals during stimulation cycles. Stop at least one full cycle before IUI/IVF unless your clinician explicitly approves.
Usually yes, but its sweet spot is mildly elevated prolactin or short luteal phases. If your Prolactin and luteal progesterone are solid, Vitex is less likely to add benefit.
It can increase bleeding tendency. Avoid if you’re on anticoagulants or antiplatelets, have heavy periods, or a bleeding disorder. Stop before any surgery and if bruising increases.
Caution. Vitex can counter dopamine‑blocking antipsychotics, and rhodiola can feel stimulating. Discuss with your prescriber before combining with psychiatric meds.
Possible nausea, headaches, breast tenderness, vivid dreams, or cycle changes in the first month. Unusual bleeding, mood shifts, or rash are reasons to stop and check in.
Track mid‑luteal progesterone and Prolactin, plus TSH, Vitamin D, 25-Hydroxy, and Ferritin. If cycles are irregular or you’re over 35, add FSH and AMH for context.