Dr. Sarah Doyle explains why hormonal acne after 40 is a perimenopause ratio problem — not a skincare failure — and how the declining estrogen-progesterone counterbalance drives relative androgen excess on androgen-sensitive skin.
Dr. Sarah Doyle explains the neurobiological mechanism shared by PMDD and early perimenopause, the three clinical questions that distinguish them, why perimenopause amplifies PMDD in your 40s, and how addressing the hormonal environment is the highest-leverage intervention.
Dr. Sarah Doyle, DPT, CFMP, DACBN explains why standard hormone tests miss early perimenopause — what FSH, estradiol, and day-21 progesterone don’t capture, and what a complete perimenopause workup should include.
Dr. Sarah Doyle, DPT, CFMP, DACBN explains the two distinct phases of perimenopause — early (progesterone falls first, estrogen dominance) and late (estrogen withdrawal) — why they require completely different support, and how Vita-Fem Cycle Perimenopause Supplement and Vita-Fem Restore Menopause Supplement map to each phase.
Dr. Sarah Doyle explains the progesterone-first shift — the real reason women ages 45–52 experience perimenopause symptoms when labs come back normal. Clinician-formulated insight from Vita-Fem.
Dr. Sarah Doyle, DPT, CFMP, DACBN explains the postpartum hormonal crash — estrogen and progesterone falling up to 90% within days of birth — the neurobiological basis of the baby blues, postpartum depression, postpartum thyroiditis, and what comprehensive postpartum hormonal care should include.
Dr. Sarah Doyle, DPT, CFMP, DACBN explains the estrogen patch shortage that could last up to 3 years, why the oral estrogen pill carries higher cardiovascular risk, what pharmaceutical alternatives exist, and what Vita-Fem Restore Menopause Supplement offers women who cannot access pharmaceutical hormones.
Dr. Sarah Doyle, DPT, CFMP, DACBN explains PMDD’s allopregnanolone-GABA receptor mechanism, why it is consistently misdiagnosed as anxiety or depression, how estrogen dominance amplifies its severity, and how Vita-Fem Cycle Perimenopause Supplement addresses the hormonal environment that makes PMDD worse.
Dr. Sarah Doyle, DPT, CFMP, DACBN explains why PCOS is not an ovary problem but an insulin-androgen metabolic condition, why the standard birth control management leaves the upstream cause untouched, and how the five-hormone framework applies to PCOS.
Dr. Sarah Doyle, DPT, CFMP, DACBN explains what endometriosis actually is, why it takes 7–10 years to diagnose, what the estrogen dominance mechanism drives it, and how estrogen metabolism support through Vita-Fem Cycle Perimenopause Supplement is mechanistically relevant to the estrogenic environment of endometriosis.
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Clinician-formulated plant-based daily supplements that support all five hormones shifting from age 18 through perimenopause and post menopause.
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