Biohacking with Brittany

Cheryl Sew Hoy, founder and CEO of Tiny Health (code: BIOHACKINGBRITTANY), unpacks the groundbreaking science behind the early-life microbiome and how parents can optimize gut health from preconception through postpartum and beyond. We discuss why vaginal seeding, breastfeeding, and prebiotic foods matter more than you think, and how chronic conditions like eczema, allergies, and even asthma often start with gut imbalances in infancy.  We also open up about our own C-sections, breastfeeding journeys, and how our families are experimenting with gut healing—including drinking our own breast milk! WE TALK ABOUT:  03:00 - How birth and breastfeeding influence a baby's microbiome 08:10 - Why gut testing matters before you get pregnant 11:25 - Why B. infantis is the most critical probiotic strain for babies 19:10 - Probiotics for babies (Evivo code: BIOHACKINGBRITTANY) 21:30 - What gut testing can reveal in a baby’s first year 22:50 - Allergies, eczema, asthma, and their gut health connection 25:55 - Signs your gut may be out of balance 33:15 - How Cheryl balances running a company and motherhood 36:45 - Why Cheryl chose to have a third baby at age 41 despite a busy career 41:15 - Cheryl’s current biohacking focus: EMFs and grounding 47:02 - Tiny Health vs. Viome: The difference in gut testing SPONSORS: Most protein goes to waste—Masszymes by BiOptimizers helps you absorb it and actually build muscle. Use the code BIOHACKINGBRITTANY to get 10% OFF. RESOURCES: Optimize your preconception health by joining my Baby Steps Course today! Optimize your preconception health and fertility through my free hormone balancing, fertility boosting chocolate recipe! Download it now! My Amazon storefront Tiny Health website (code: BIOHACKINGBRITTANY) and Instagram LET’S CONNECT: Instagram, TikTok, Facebook Shop my favorite health products Listen on Spotify, Apple Podcasts, YouTube Music

In this Ask Me Anything episode, I tackle three hot-button questions sent in by my audience — and nothing is off-limits. From bacterial vaginosis during pregnancy to the controversial link between ultrasounds and ADHD, and finally how I biohack flights with a baby in tow, I dive deep into what the research says, what worked for her personally, and what to consider if you want a more holistic, informed pregnancy journey. This episode is essential listening for expecting moms, women trying to conceive, and anyone skeptical of the mainstream medical model during pregnancy. I TALK ABOUT:  04:00 – Bacterial Vaginosis 06:00 – The problem with antibiotics while pregnant 08:00 – Holistic alternatives to BV antibiotics (Flurifem, L. Rhamnosus GR1, L. Reuteri RC14) 10:00 – My exact BV prevention routine 12:00 – The vaginal microbiome test every woman should know about (Tiny Health code: BIOHACKINGBRITTANY) 17:00 – The effect of ultrasounds on your baby’s brain 21:00 – False positives, fear-based care, and why more testing isn't always better 25:00 – My personal birth story and why I declined last-minute testing 33:50 – How I biohack every single flight (Baja Gold Sea Salt, SilverBiotics code: BIOHACKINGBRITTANY, Junnaday code: BRITTANY, Leela code: BIOHACKINGBRITTANY, Kineon Move+ code: BIOHACKINGBRITTANY) 39:30 – My favorite pregnancy-safe supplements for travel and recovery (Fatty15, Novos code: BIOHACKINGBRITTANY, Pulsetto) SPONSORS: Pique’s Sun Goddess Matcha and BT Fountain Electrolytes deliver clean, science-backed support— use my link to get 20% off plus a free frother and beaker. RESOURCES: Optimize your preconception health by joining my Baby Steps Course today! Optimize your preconception health and fertility through my free hormone balancing, fertility boosting chocolate recipe! Download it now! My Amazon storefront Birthing Instincts Podcast LET’S CONNECT: Instagram, TikTok, Facebook Shop my favorite health products Listen on Spotify, Apple Podcasts, YouTube Music

Dr. Jonathan Scheiman, CEO and co-founder of FitBiomics (code: BIOHACKINGBRITTANY), reveals how gut bacteria found in elite athletes can transform your daily energy, metabolism, and longevity.  We explore the science behind V-Nella—a next-gen probiotic strain that naturally fights fatigue, improves performance, and supports hormone health, especially in women. You’ll learn how this innovative approach is shifting the probiotic industry from generic solutions to targeted, functional strains that tackle modern health issues like fatigue, perimenopause, metabolic dysfunction, and even GLP-1 drug side effects. I TALK ABOUT:  06:20 – How FitBiomics studied elite athletes to find the best bacteria for endurance 08:05 – The power of V-Nella: a probiotic that eats lactic acid and boosts stamina 12:15 – How your gut directly influences hormone production (like GLP-1s) 17:20 – What ancient microbiomes can teach us about health today 21:50 – How fast your microbiome changes when you travel or change diets 24:15 – Why microbiome support is crucial for C-section babies and moms 27:10 – Vitality vs. Longevity vs. Healthspan: What really matters 35:20 – The truth about GLP-1s (Ozempic) and how probiotics can help 42:00 – Why sleep and exercise still outperform drugs for metabolic health 46:50 – Women’s health, probiotics, and why fatigue is NOT normal 51:35 – Where to get V-Nella and how it's affordable, effective, and accessible SPONSORS: Most protein goes to waste—Masszymes by BiOptimizers helps you absorb it and actually build muscle. Use the code BIOHACKINGBRITTANY to get 10% OFF. RESOURCES: Optimize your preconception health by joining my Baby Steps Course today! Optimize your preconception health and fertility through my free hormone balancing, fertility boosting chocolate recipe! Download it now! My Amazon storefront Fitbiomics website (code: BIOHACKINGBRITTANY) and Instagram LET’S CONNECT: Instagram, TikTok, Facebook Shop my favorite health products Listen on Spotify, Apple Podcasts, YouTube Music

In this deeply personal solo episode, I share how our trip to Nicaragua became a transformative journey in nervous system regulation, parenting, and conscious living.  From barefoot grounding to outdoor schools, I dive into how slow, intentional living changed my perspective on health, tech, food, education, and motherhood. If you’re feeling overwhelmed, overstimulated, or just crave a deeper connection with yourself and your family, this episode is for you. I TALK ABOUT:  05:10 — How Nicaragua rewired my nervous system and reset my stress response 18:50 — Circadian rhythm, sunlight, EMFs, and the surprising benefits of low-tech environments 26:00 — Real signs of healing: HRV improvement, deeper sleep, less stress, and feeling home in my body 32:30 — Hydroponic permaculture farming, fresh food, and gut-brain health 38:00 — Touring off-grid schools: biologically aligned education, tech-minimal classrooms, and food policies 46:00 — Health education, and navigating controversial parenting choices 56:50 — Traveling with a baby: sleeping tips, gear recommendations, flexibility, and letting go of routines 1:09:45 — Post-travel integration: How I’m bringing slow living into my life 1:13:40 — Sneak peek at my upcoming women’s biohacking retreats SPONSORS: Most protein goes to waste—Masszymes by BiOptimizers helps you absorb it and actually build muscle. Use the code BIOHACKINGBRITTANY to get 10% OFF. RESOURCES: Optimize your preconception health by joining my Baby Steps Course today! Optimize your preconception health and fertility through my free hormone balancing, fertility boosting chocolate recipe! Download it now! My Amazon storefront LET’S CONNECT: Instagram, TikTok, Facebook Shop my favorite health products Listen on Spotify, Apple Podcasts, YouTube Music

Sophie Allen and Izzy Fischer, co-founders of the revolutionary supplement brand Daily Basis, break down how our hormones fluctuate daily and why most wellness products completely ignore this biological reality.  We dive deep into menstrual health, the flaws in current supplement routines, and the science behind cycle-specific nutrition. From birth control recovery to postpartum irregularity, we explore how targeted nutrients in specific phases of the cycle can drastically reduce PMS symptoms, balance hormones, and help women reconnect with their bodies. WE TALK ABOUT:  06:30 – The inspiration behind Daily Basis 10:50 – How Daily Basis researched and formulated supplements for each phase 16:40 – Debilitating PMS isn’t normal and what your symptoms mean 26:50 – What users are saying about Daily Basis 30:35 – Daily Basis for postpartum hormone regulation 34:30 – What to expect when coming off birth control and using Daily Basis 37:20 – Why the probiotic strains and amounts change by phase 44:10 – The Daily Basis give-back mission and long-term impact goals 49:45 – How early menstrual education could change everything 54:15 – What’s next for Daily Basis in 2025 SPONSORS: Pique’s Sun Goddess Matcha and BT Fountain Electrolytes deliver clean, science-backed support— use my link to get 20% off plus a free frother and beaker. RESOURCES: Optimize your preconception health by joining my Baby Steps Course today! Optimize your preconception health and fertility through my free hormone balancing, fertility boosting chocolate recipe! Download it now! My Amazon storefront Daily Basis website and Instagram LET’S CONNECT: Instagram, TikTok, Facebook Shop my favorite health products Listen on Spotify, Apple Podcasts, YouTube Music

Discover a transformative five-minute morning routine tailored for busy moms, beginning with the surprising health benefits of tongue scraping. Learn how cold water face dunks can boost your dopamine levels, and engage in mirror stretching to improve posture. Explore the calming powers of breathwork, mantras, and visualization. Transition into a restorative nighttime ritual for deep sleep, featuring blue light detox strategies and the emotional benefits of self-holding with nightly tea. Each practice is designed to reset your nervous system and enhance natural energy.

In this Ask Me Anything (AMA) episode, I tackle two powerful listener questions that affect so many women.  First, I discuss why some people don’t sweat in saunas—and what that says about your detox pathways, metabolic health, and nervous system. Then, I shift gears into the emotional and rarely-discussed link between C-section scar defects and secondary infertility. If you’ve ever felt confused about your body’s ability to detox or frustrated with your postpartum recovery, this one’s for you. Send me a DM on Instagram to get your questions answered! I TALK ABOUT:  04:00 - Why some people don’t sweat in the sauna—and what that really means 08:00 - Heat acclimation: Why sauna newbies don’t sweat and what to do 10:40 - Traditional vs. infrared sauna: Which detoxes better?  15:00 - Biohacks to stimulate sweating: Dry Brush, Contrast Therapy (Sauna + Cold Plunge), niacin, hydration 18:00 - C-section scar defects and secondary infertility 19:00 - What an isthmocele is and how it impacts fertility 24:00 - Surgical vs. holistic treatment options for isthmocele: Redlight therapy (Kineon code: BIOHACKINGBRITTANY), Castor oil packs 27:00 - Supplements and scar-healing tools you can start today SPONSORS: Protect your reproductive health with Leela Quantum Tech’s EMF-blocking underwear. Use code: BIOHACKINGBRITTANY for an extra 10% discount on all of their products! Go to calroy.com/brittany and save over $50 on a 3-month supply of Calroy's Arterosil HP and Vascanox HP, my preferred supplements for optimal blood flow and nitric oxide support for your vascular system. RESOURCES: Optimize your preconception health by joining my Baby Steps Course today! Optimize your preconception health and fertility through my free hormone balancing, fertility boosting chocolate recipe! Download it now! My Amazon storefront LET’S CONNECT: Instagram, TikTok, Facebook Shop my favorite health products Listen on Spotify, Apple Podcasts, YouTube Music

Joshua Ketner, founder of Dream Body Clinic in Mexico, talks about the power of regenerative medicine, how stem cell laws are manipulated by pharma, and why your placenta might be your child’s future health insurance. We break down how stem cells can enhance anti-aging, help with C-section recovery, and possibly even support fertility.  Plus, we cover controversial health topics like using HGH, drinking breast milk for gains, and banking your baby's umbilical cord. WE TALK ABOUT:  05:40 – Josh Kettner’s journey into regenerative medicine after his father’s ALS diagnosis 09:35 – Why stem cell therapies are banned or limited in the U.S. and Canada 14:00 – What the IV stem cell process looks like and who it's for 21:00 – Healing scar tissues with stem cells 25:00 – Stem cell therapy for boosting fertility 28:00 – How Dream Body sources their stem cells  35:00 – Cord blood banking: Smart for kids, useless for parents 42:00 – What HGH (Human Growth Hormone) is and what it does 47:00 - Breastmilk and other ways to boost natural HGH and IGF-1 levels 52:00 – The wild future of regenerative medicine: Gene editing, exosomes, and cloned dire wolves SPONSORS: Most protein goes to waste—Masszymes by BiOptimizers helps you absorb it and actually build muscle. Use the code BIOHACKINGBRITTANY to get 10% OFF. Feel your best with NOVOS—the only supplement targeting all 12 causes of aging. Use code BIOHACKINGBRITTANY for 10% off your first month! RESOURCES: Optimize your preconception health by joining my Baby Steps Course today! Optimize your preconception health and fertility through my free hormone balancing, fertility boosting chocolate recipe! Download it now! My Amazon storefront Dream Body’s website and Instagram  LET’S CONNECT: Instagram, TikTok, Facebook Shop my favorite health products Listen on Spotify, Apple Podcasts, YouTube Music

In this AMA-style solo episode, I break down the controversial trend of $6,000 full-body longevity scans and answer your burning questions about inflammation, postpartum health, and realistic biohacking options. Curious about biological age, postpartum inflammation, or budget-friendly wellness? This episode is your guide to smart, sustainable longevity. Send me a DM on Instagram to get your questions answered! I TALK ABOUT:  04:00 – $6,000 for a Longevity Scan: Longevity Medicine Institute 11:00 – At-home and affordable longevity tests you can start today: True Diagnostic, Viome, Tiny Health code: BIOHACKINGBRITTANY, Levels Health CGM, Function Health, Siphox code: BIOHACKINGBRITTANY 18:00 - Wearables: Oura Ring, Whoop, BioStrap, Garmin, Circular Ring 21:25 – Dementia, brain aging, and why cognitive longevity matters 23:00 - Daily FREE things you can do for longevity 25:30 – My personal CRP numbers and what they mean for postpartum inflammation 29:25 – Why inflammation is the top silent driver of chronic diseases  33:00 – My current inflammation protocol: Akkermansia, fermented cod liver oil, bone broth, collagen peptides 36:00 – Movement and lymphatic support and retesting for inflammation: PartiQlar supplements, Kineon code: BIOHACKINGBRITTANY 38:35 – The emotional toll of healing and how to truly ask “how are you?” SPONSORS: Protect your reproductive health with Leela Quantum Tech’s EMF-blocking underwear. Use code: BIOHACKINGBRITTANY for an extra 10% discount on all of their products! Go to calroy.com/brittany and save over $50 on a 3-month supply of Calroy's Arterosil HP and Vascanox HP, my preferred supplements for optimal blood flow and nitric oxide support for your vascular system. RESOURCES: Optimize your preconception health by joining my Baby Steps Course today! Optimize your preconception health and fertility through my free hormone balancing, fertility boosting chocolate recipe! Download it now! My Amazon storefront Lifespan book by Dr. David Sinclair LET’S CONNECT: Instagram, TikTok, Facebook Shop my favorite health products Listen on Spotify, Apple Podcasts, YouTube Music

Amy Zalneraitis, co-founder and Chief Brand Officer of We Feed Raw, joins me to challenge the kibble status quo and discuss why raw food is the ultimate biohack for your dog’s health, longevity, and vitality. We explore how ultra-processed pet food is causing obesity, chronic illness, and even cancer in pets, and what you can do about it—starting today.  Whether you’re already feeding raw or just getting started, this episode is a must-listen for every pet parent. WE TALK ABOUT:  08:00 – The heartbreaking but inspiring story behind We Feed Raw 18:00 - What’s included and not included in raw food for dogs 20:00 – The science-backed benefits of raw food: weight, digestion, coat, allergies, and longevity 27:00 - Why kibble is considered ultra-processed food (and what it’s doing to your pet) 29:00 - The fear around raw food 31:00 - Microbiome tests for dogs and food sensitivities for dogs 35:00 - Choosing the protein to pick for your dog  43:00 - How We Feed Raw helps pet owners understand the power of raw feeding 48:00 - Biohacks for your dog 52:00 - Standard exercise recommendations for dogs SPONSORS: Most protein goes to waste—Masszymes by BiOptimizers helps you absorb it and actually build muscle. Use the code BIOHACKINGBRITTANY to get 10% OFF. Feel your best with NOVOS—the only supplement targeting all 12 causes of aging. Use code BIOHACKINGBRITTANY for 10% off your first month! RESOURCES: Optimize your preconception health by joining my Baby Steps Course today! Optimize your preconception health and fertility through my free hormone balancing, fertility boosting chocolate recipe! Download it now! My Amazon storefront We Fee Raw’s website and Instagram LET’S CONNECT: Instagram, TikTok, Facebook Shop my favorite health products Listen on Spotify, Apple Podcasts, YouTube Music