
This Substack is where I teach you how your body works through the lens of light, circadian biology, nutrition and mitochondrial health. Practical tools you can use every single day, how small daily shifts create huge changes, and how to build health!
| Platform | Pricing | Freemium | Publishes | Twice weekly | |
|---|---|---|---|---|---|
| Issues | 87 | Founded | a year ago | Last Issue | 12 days ago |
| Active | |||||

And what it has to do with your low ferritin - POTS & autoimmune flares
We’ve all experienced those brutal weeks (or months)….
The deficiencies that turn a normal winter into a brutal one, and the labs that actually find them.
When I started building the Winter Roadmaps, I was so excited. Custom light and nutrition strategies for each person, built around where th...
If you have low ferritin or iron dysregulation, you’ve probably heard the usual list: Take iron pills, eat more red meat & iron rich foods. Check your B12 & folate, and look at your gut.
All of that certainly matters, but almost nobody ask...
What Chinese medicine knew about low ferritin long before we could test for it, plus five dump and go recipes from my new cookbook.
Photo by Fusco Studio on Unsplash
If you’ve been here for a few months - you know I’ve been sharing my own...
What to look at on a CMP, CBC and hs-CRP before you spend $3,000 on testing
Low ferritin content is everywhere I look right now. Your doctor might dismiss you, and then the internet will convince you that you need $3,000 of testing to sort...
Subscribers, engagement, traffic and sponsorship for Sarah Kleiner.
| Subscribers | Engagement | 78 | Monthly Web Visits | ||
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| Accepts Sponsors | Estimated Cost per Ad | ||||
How this newsletter ranks in the official Substack charts.
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The writers behind this newsletter.
I teach you how to rebuild energy, mood and metabolic flexibility using light, timing, optimizing leptin, mitochondrial health, nutrition and circadian biology. Board Certified in Applied Quantum Biology.
God First | Corruption Exposer | All Things Health Optimization, Chronic Illness Help, & Sovereign Enlightenment
My name is Ryan! I help people with POT's reclaim their health, energy and live full lives, naturally.
Sunlight + circadian wisdom for birth + baby + beyond from doula, quantum biology practitioner and Research Director at IAQB. Board certified by the ANMCB.
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