OptIn Health & Nutrition

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Centennial, CO
OptIn Health & Nutrition

OptIn Health delivers personalized wellness and performance care. We combine precision medicine with lifestyle strategies to help you thrive—inside and out.

Led by Dr. Sheri Poznanovic, triple board-certified in Obesity, Lifestyle & Nutrition Medicine.

07/11/2026

This week has been all about dance nationals in Orlando, cheering on my kids and soaking in every moment. But that doesn’t mean putting my own health on hold.

Huge shout-out to the team at Fit47 Dr. Phillips for making it easy to stay on track while traveling. Having access to great workouts meant I could keep my routine going, even in the middle of a busy competition week.

Travel, work, vacations, kids’ activities—life will always be busy. The goal isn’t to have a perfect routine. It’s to build habits that travel with you.

Because longevity isn’t built by what you do occasionally. It’s built by what you do consistently.

Thank you, Fit47 Dr. Phillips, for helping keep me accountable while I was away from home! 💪

07/08/2026

5 Things I Would Never Ignore as a Longevity Physician

Longevity isn't just about living longer—it's about staying healthy, strong, and independent for as many years as possible.

When I review a patient's health, there are a few things that immediately get my attention because they can have a profound impact on long-term health.

1. High Fasting Insulin
Your fasting glucose may look "normal," but elevated insulin is often one of the earliest signs of insulin resistance. Left unchecked, it increases the risk of type 2 diabetes, heart disease, fatty liver, and cognitive decline.

2. Low Muscle Mass
Muscle is one of the strongest predictors of healthy aging. It supports metabolism, blood sugar regulation, bone health, mobility, and resilience during illness. Building and preserving muscle isn't just about looking fit—it's about protecting your future.

3. Poor Sleep
Sleep is when your body repairs itself. Chronic poor sleep is linked to increased inflammation, impaired memory, hormone imbalances, insulin resistance, weight gain, and a higher risk of cardiovascular disease.

4. Elevated Inflammation
Persistent inflammation often develops silently for years before symptoms appear. It contributes to heart disease, autoimmune conditions, arthritis, neurodegenerative diseases, and accelerated aging. Identifying and addressing the root cause matters.

5. Low VO₂ Max
VO₂ max measures your body's ability to use oxygen during exercise and is one of the strongest predictors of longevity. A higher VO₂ max is associated with lower risks of cardiovascular disease and all-cause mortality. The encouraging news? It can be improved through targeted training.

At our practice, we don't just ask, "Are your labs normal?"

We ask:
✔️ Are you metabolically healthy?
✔️ Are you preserving muscle?
✔️ Are you reducing inflammation?
✔️ Are you optimizing performance today while investing in your future?

That's the difference between treating disease and optimizing health.

06/03/2026

Women are often told their symptoms are "just part of getting older."
Fatigue.
Weight gain.
Brain fog.
Poor sleep.
Mood changes.
Loss of motivation.
Stubborn belly fat.
While hormonal changes are a normal part of life, these symptoms are often influenced by much more than estrogen, progesterone, or menopause alone.
Hormones don't operate in isolation.
They respond to:
✓ Sleep quality
✓ Stress levels
✓ Metabolic health
✓ Nutrition
✓ Body composition
✓ Physical activity
✓ Inflammation
✓ Gut health
This is why simply looking at one hormone level rarely tells the whole story.
At OptIn Health & Nutrition, we take a comprehensive approach to women's health. We evaluate the interconnected factors that influence how you feel, function, and age—not just whether a lab value falls within a reference range.
Because the goal isn't simply "balancing hormones."
The goal is optimizing energy, improving recovery, supporting metabolic health, preserving muscle and bone, enhancing resilience, and helping women thrive through every stage of life.
Your hormones are not the entire story.
They are often a reflection of the health of the entire system.
✨ Optimize your health. Restore your energy. Age with intention.

06/02/2026

☀️ **Summer Skin Focus: Brighten, Protect & Glow**

Summer is the perfect time to focus on maintaining an even, radiant complexion—and prevention is key. Increased sun exposure can trigger pigmentation, dark spots, and uneven skin tone, making a targeted brightening serum an essential part of your skincare routine.

✨ **Product Spotlight: Hydrinity VIVID Brightening Serum**

VIVID helps visibly fade existing discoloration while helping protect against future pigmentation and environmental damage. Unlike many brightening products, this hydroquinone-free formula is safe for long-term use and delivers powerful hydration at the same time.

Why it's a summer favorite:
☀️ Helps reduce the appearance of sun-induced pigmentation
💧 Deeply hydrates and strengthens the skin barrier
✨ Supports a brighter, more even complexion
🌿 Helps calm redness and inflammation
🛡️ Provides antioxidant protection against environmental stressors

Pair with daily SPF for your best defense against summer discoloration and keep your skin looking healthy, radiant, and glowing all season long.

Ready for your summer glow? Ask us about adding VIVID to your skincare regimen.

05/14/2026

For years, “PCOS” (Polycystic O***y Syndrome) has been a confusing — and often misleading — name.

Many women with PCOS don’t actually have ovarian cysts.
And the name fails to capture what’s really happening beneath the surface:
✨ insulin resistance
✨ metabolic dysfunction
✨ inflammation
✨ hormonal imbalance
✨ increased cardiometabolic risk

That’s why experts are pushing toward a new name that better reflects the root physiology — not just an ultrasound finding.

Because PCOS is not simply an “ovary problem.”
It’s a whole-body metabolic and endocrine condition that can impact:
• weight regulation
• fertility
• mood
• energy
• skin and hair health
• cardiovascular risk
• long-term metabolic health

Renaming it matters because words shape understanding, diagnosis, treatment, and how patients feel about their condition.

The future of PCOS care is moving beyond symptom suppression and toward identifying the WHY:
✔ insulin resistance
✔ inflammation
✔ stress/cortisol patterns
✔ gut health
✔ sleep
✔ body composition
✔ nutrition and metabolic flexibility

Women deserve better than being told to “just lose weight” or being handed birth control without deeper evaluation.

PCOS care should be comprehensive, personalized, and focused on long-term health — not just periods and ovaries. 💛

05/12/2026

Bone health in women is about far more than just calcium.

As women move through perimenopause and menopause, the loss of estrogen, progesterone, AND testosterone can all impact bone strength, muscle mass, balance, recovery, and fracture risk.

🦴 Estrogen helps slow bone breakdown
💪 Testosterone supports muscle, strength, and bone formation
😴 Progesterone may support healthy bone remodeling and sleep/recovery patterns that influence long-term health

Focusing on only one hormone may miss part of the picture.

True optimization means looking at the full hormonal landscape — alongside nutrition, resistance training, protein intake, vitamin D, mineral status, inflammation, gut health, and metabolic health.

Bone protection starts long before osteoporosis.

The earlier we assess and support these systems, the better the long-term outcomes.

At OptIn Health & Nutrition, we take a comprehensive, physician-led approach to women’s health, performance, and longevity.

05/08/2026

Not all peptide therapy is created equal.

As interest grows — and with increasing discussion around broader FDA approvals of select peptides — it’s important to separate the science from the hype.

Peptides are not magic.
They are signaling molecules that may support processes like recovery, body composition, metabolic health, inflammation, tissue repair, and healthy aging… when used appropriately.

But the key words are: appropriately and safely.

What matters:
✔️ Physician oversight
✔️ Appropriate patient selection
✔️ Evidence-informed protocols
✔️ Pharmacy quality and sourcing
✔️ Ongoing monitoring
✔️ Realistic expectations
✔️ Integration with sleep, nutrition, exercise, and lifestyle

What doesn’t work?
❌ Social media “biohacks”
❌ Random online sourcing
❌ One-size-fits-all protocols
❌ Expecting peptides to replace foundational health habits

At OptIn, we believe precision medicine should still be… medicine.

That means individualized care, advanced testing when appropriate, safety-first protocols, and focusing on long-term health optimization — not shortcuts.

The future of medicine is becoming increasingly personalized, and peptide therapies may become an important part of that conversation. But outcomes are always better when innovation is paired with clinical expertise and accountability.

05/07/2026

🚨 Major Shift in Women’s Health: The Black Box Warning on Hormone Therapy Is Being Removed

For over 20 years, menopausal hormone therapy (MHT) carried the FDA’s strictest warning—largely based on early 2000s data from the Women’s Health Initiative.

But here’s what the latest evidence (and this new Green Journal piece) reinforces:

👉 The risks were overgeneralized—especially for younger, healthy women
👉 Timing matters: starting therapy within 10 years of menopause or before age 60 changes the risk-benefit profile
👉 Modern formulations (especially transdermal + low-dose options) are very different from what was studied decades ago
👉 The old warning created fear, reduced access, and left many women untreated.

In 2025, the FDA began removing these warnings after a comprehensive review of updated data.

💡 The takeaway:
Hormone therapy isn’t “dangerous by default.”
It’s nuanced, individualized, and often highly beneficial when used appropriately.

⚠️ This is NOT a free-for-all:
• Risk stratification still matters
• Certain populations still require caution
• Shared decision-making is key

But this is a long-overdue correction toward evidence-based, personalized menopause care.

✨ Bottom line:
We’re finally moving from fear-based medicine → precision medicine for women

04/26/2026

Most fat-loss supplements try to force results.

Stimulants. Thermogenics. Appetite suppressants.
Short-term push… without addressing the root.

But what if fat loss started deeper?

Have you tried Akkermansia+?

This next-generation probiotic works at the microbiome level to support:
• Healthy fat metabolism
• Lean body composition
• Glucose balance
• Gut-barrier integrity
• Appetite regulation & satiety
• Long-term metabolic health + longevity

Formulated with targeted ingredients like:
✔️ Akkermansia muciniphila (gut-barrier + metabolic signaling)
✔️ Selenium (antioxidant + thyroid support)
✔️ Curcumin (inflammation + metabolic health)
✔️ Vanadium (glucose metabolism support)
✔️ Lithium orotate (neuro + mood support)
✔️ Amino acid blend for metabolic efficiency

And designed with a delayed-release capsule to survive stomach acid and reach the intestines—where it actually matters.

This isn’t about forcing weight loss.
It’s about restoring metabolic balance so fat loss becomes:

➡️ More natural
➡️ More efficient
➡️ More sustainable

Because fat loss isn’t just about calories…
It’s about how your body processes and stores energy.

Support the microbiome.
Shift the outcome.

Now available at OptIn Health & Nutrition.

04/22/2026

Biohacking… but make it actually smart.

Most people think biohacking = extreme routines, expensive gadgets, or the latest trend.
In reality, it’s much simpler—and much more effective.

Biohacking is about paying attention to your body and making intentional, data-driven changes.

Start with the foundation (this is where most people skip ahead):
• Sleep quality
• Sunlight & circadian rhythm
• Nutrition (protein, fiber, micronutrients)
• Strength training & movement
• Stress + recovery

If these aren’t optimized, nothing “advanced” will work the way you want.

Then layer in data (this is where it gets personalized):
• Labs (vitamin D, B12, metabolic markers)
• Body composition + metabolic testing
• CGM or other real-time feedback

This is where biohacking shifts from guessing → precision

Next: targeted support
• Nutrient optimization (not “more is better”—just what you actually need)
• Mitochondrial + energy support (hello NAD+)
• PNOĒ metabolic testing → real-time insight into how your body is actually using fuel, oxygen, and calories
• Recovery + performance strategies

And yes—peptides (the right way):
Not all peptides are created equal.

There’s a big difference between:
❌ internet “research peptides”
✅ physician-guided, compounded pharmacy–backed peptides

When used appropriately, peptides can support:
• Recovery
• Body composition
• Sleep + performance

…but they should always be:
• individualized
• medically supervised
• part of a bigger plan (not a shortcut)

The biggest mistake in biohacking?
Skipping the basics and chasing the trend.

The smartest approach:
➡️ Define your goal
➡️ Get baseline data
➡️ Change one variable at a time
➡️ Track what actually works

Bottom line:
Biohacking isn’t about doing more.
It’s about doing what actually matters—for you.

Address

7180 E Orchard Road, Ste 208
Centennial, CO
80111

Website

http://optin4health.com/

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