Agnus castus should help to lengthen the period cycle and diminish the PMS symptoms, however, we also have a product called Passiflora, which is very good for peri and menopausal anxiety - which can feel like PMS symptoms.
It may be worth your while to also look at Passiflora and read our menopause pages; you may find good information, advice, and help there that fits your body's patterns.
Please just let me know if you need any further help!
Do you have questions? Please feel free to ask.
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