Signature expertise
Progesterone & hormone physiology
Explore Carol’s decades of work on progesterone, dosing, formulation, hormone signaling and the biology behind individual response.
Explore progesteroneHormones · Nutrition · Healthy aging · Research
Aging gently, with vitality & exuberance.
Enter the world of Carol Petersen, RPh, CNP—an experienced pharmacist, nutritional practitioner and endlessly curious educator making hormones, nutrition and the science of healthy aging easier to understand.
31+years in bioidentical hormone therapies
RPhregistered pharmacist
CNPcertified nutritional practitioner
A pharmacist’s curiosity.
An educator’s clarity.
Carol Petersen, RPh, CNP
Education comes first
Follow the questions Carol has spent decades exploring.
From progesterone physiology to nutrition and resilient aging, Carol brings a pharmacist’s eye for dose, formulation, interaction and the evidence behind the claim.
Connected systems
Menopause, stress & metabolism
Understand the relationships among changing hormones, appetite, energy, stress response and restorative sleep.
Read the researchThe wider view
Healthy aging, nutrition & vitality
Look beyond “normal for your age” toward evidence on bone, brain, food, supplements and whole-person resilience.
Explore healthy agingOne-to-one hormone education
Personal guidance when you want to go deeper.
Carol’s virtual consultations help you organize the facts, see patterns and prepare better questions for your healthcare team.
A focused starting point
One-Hour Consultation
$250
A virtual conversation about what is happening now, your goals and recent lab results when available—followed by a concise written recap and personalized educational suggestions.
See what’s includedThe deeper partnership
Comprehensive Coaching
$700
An extended review of labs, health history, intake questionnaire and food diary, plus a personalized written plan and three months of coaching support.
See what’s includedGet acquainted
15-Minute Initial Visit
$50
A brief virtual visit to meet Carol, clarify what you want help understanding and decide whether a longer consultation is the right fit.
See what’s included (opens in a new tab)For returning clients
15-Minute Follow-Up
$70
Completed a consultation or comprehensive program? Use this focused visit to check in, clarify next steps or ask questions as you continue implementing your plan.
See what’s includedEducational wellness coaching only. Carol does not diagnose, prescribe or replace your licensed healthcare professional.
The experience behind the advice
Meet Carol Petersen, RPh, CNP.
A pharmacist, nutritional practitioner and relentless researcher helping people age gently—with vitality, exuberance and better questions.
Learn about CarolCarol graduated from the University of Wisconsin School of Pharmacy and is a Certified Nutritional Practitioner. Her work spans bioidentical hormone therapies, professional education, integrative wellness and public health communication.
- Pharmacist and Certified Nutritional Practitioner with decades of bioidentical hormone experience
- Medical Advisory Board member for the Centre for Menstrual Cycle and Ovulation Research
- Co-host of Take Charge of Your Health on WBAI 99.5 FM
What people say
Trusted for the depth—and the humanity.
1 / 6
Carol is a tremendous resource. Her knowledge is extensive, and she has a rare ability to explain complex ideas in a way that feels practical and personal.
She brings together research, pharmacy experience and genuine curiosity. You leave the conversation with better questions and a clearer sense of direction.
Carol listens carefully and sees the larger pattern. Her guidance is thoughtful, grounded and never one-size-fits-all.
What stands out is the depth of her research and the humanity she brings to it. Carol makes people feel heard.
Her years of experience are obvious, but she remains open, curious and willing to keep learning.
Carol has a gift for translating technical hormone information into language an intelligent patient can actually use.
Carol’s latest articles
A research notebook for real life.
Dry Mouth and Hormones: The Autonomic Lens
Dry mouth is often described as “not enough saliva,” but that phrase misses part of the story. Saliva is a tightly regulated secretion shaped by the nervous system,…
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Vitamin K2 for Osteoporosis: What Japan Knows That the West Is Just Beginning to Understand
Why building strong bones requires far more than calcium — and what vitamin K2, osteocalcin, progesterone, magnesium, CoQ10, and mitochondrial health reveal about the future of osteoporosis care.…
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The Forgotten Protector: Why Progesterone Decline in Aging Men May Be a Hidden Driver of Alzheimer’s Disease
Progesterone, Men, and Alzheimer’s Disease: The Missing Hormonal Link? Most of us think of progesterone as a women’s hormone. Carol Petersen has spent decades correcting that misconception. But…
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Face and Hormones: The Visible Signs of Imbalance
Hormones and your face: these are closely linked. Your reflection can reveal signs of imbalance if you know what to look for. Let’s start at the top to…
Read articleAffiliate shop
Products and tools Carol trusts enough to share.
Explore hormone, supplement and testing resources selected through Carol’s practitioner perspective.
NEW! Progesterone Natural Balance Oil (Approx 4-5 month supply)
Platt Pro 5% Bio-Identical Progesterone Cream w/Lavender Essential Oil
Platt Pro 5% Progesterone Cream Fragrance Free (Previously Dr. Platt’s PRO MAX 5%)
ShopPlatt Pro 5% Progesterone Cream w/Lavender Essential Oil - Travel Size
Featured affiliate partner
Fullscript
Browse practitioner-grade supplements through Carol’s Fullscript storefront.
Affiliate disclosure: Some shop links may earn The Wellness By Design Project a commission at no additional cost to you. Inclusion does not replace individualized medical guidance.
Premieres Thursdays at 4 PM
Take Charge of Your Health
Hear Carol Petersen and Corinne Furnari make sense of traditional and emerging health ideas each week on WBAI 99.5 FM.
The Wellness by Design library
Explore the shelves behind Carol’s work.
Follow Carol’s work across books, archived newsletters, curated subject resources and upcoming events.
Reading
Book Reviews
Carol’s considered reviews of books on hormones, metabolism, bone health, aging and integrative medicine.
ExploreFrom the archiveNewsletter Archive
Browse years of educational newsletters and revisit Carol’s deeper writing.
ExploreCuratedResources
A collection covering fertility, deprescribing, breast health, Parkinson’s disease and more.
ExploreMeet & learnEvents
Find upcoming talks, online programs and opportunities to hear Carol present her work.
Explore