OptIn Health & Nutrition

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.

Collagen peptides have exploded in popularity. You’ll now find them in:• protein powders• meal replacements• bars & snac...
01/26/2026

Collagen peptides have exploded in popularity. You’ll now find them in:
• protein powders
• meal replacements
• bars & snacks
• coffee creamers
• “beauty” supplements
• joint support formulas

That’s because collagen has some real benefits:
✨ Skin — hydration and elasticity support
✨ Joints & connective tissue — may help with comfort and recovery
✨ Hair & nails — may help strength and growth
✨ Gut lining — certain amino acids support mucosal health
So many brands are adding collagen because consumers associate it with “anti-aging” and “recovery.”

🛑 Important: Collagen ≠ Complete Protein
Even though products market collagen as protein, it’s not a complete protein:
Collagen lacks tryptophan and is low in other essential amino acids like leucine — key for:
✅ muscle protein synthesis
✅ metabolic support
✅ recovery after exercise
That means:
• Collagen alone won’t build or maintain muscle
• It doesn’t meet your essential amino acid needs
• You still need complete sources of protein every day
Complete proteins include:
✔ whey, soy, pea + rice
✔ egg, meat, fish

📌 Marketing Drives Trends
Consumers want:
• beauty benefits
• joint health claims
• “clean” or “functional” ingredients
So brands promote collagen as if it boosts protein quality — even when it doesn’t.
📌 Convenience & Cross-selling
Products that combine collagen with complete proteins can have value:
• Collagen + whey = both beauty & muscle support
• Collagen + plant protein = appealing to vegan/plant-forward consumers
📌 But Quantity Matters
If a product has 20g protein total, but 10g is collagen, the functional protein quality is less than 20g of complete protein alone. That matters for:
✔ muscle maintenance
✔ aging metabolism
✔ recovery and satiety

🎯 A Practical Rule of Thumb
When evaluating products:
✅ Prefer products where a complete protein is the dominant source
(e.g., whey, egg, soy, pea + rice)
Plus collagen is bonus, not replacement.
⚠️ Watch the label if:
• the protein number is high, but most is collagen
• the product markets “collagen protein” without other sources
• the brand implies it replaces complete protein for muscle goals

Think of insulin as a one-way-street hormone. Its main job is to move sugar from your bloodstream into your cells for en...
01/23/2026

Think of insulin as a one-way-street hormone. Its main job is to move sugar from your bloodstream into your cells for energy after you eat. When it does this, it sends a very loud and clear signal to your body: "We have plenty of energy coming in, so it's time to store fat, not burn it."

Here’s how that works:

Insulin as a "Storage" Signal: When insulin levels are high, your body is in "storage mode." It tells your fat cells to open their doors and take in any excess sugar and fat from your blood. This is how we store energy for later.

Insulin as a "Fat-Burning Blocker": This is the most important part. At the same time it's telling your body to store fat, insulin actively blocks your body from burning the fat you already have stored. It essentially locks the doors to your fat cells from the outside, so fat can't get out to be used for fuel.

Imagine your stored fat is like money in a savings account. Insulin is the bank manager who says, "We're receiving deposits right now, so the vault is sealed. No withdrawals allowed."

If your insulin is consistently elevated—often due to a diet high in sugar and refined carbohydrates, frequent snacking, or a condition called insulin resistance—your body is almost always in "storage mode." It rarely gets the signal that it's okay to switch over to "fat-burning mode."

So, even if you're eating fewer calories, your body struggles to access its own fat stores for energy because insulin is keeping them locked away. The key to losing weight is to lower your insulin levels, which finally gives your body permission to open the vault and start using that stored fat for fuel.

🧠 How Insulin Resistance Fuels Inflammation 🔥When your body becomes insulin resistant, your cells stop responding well t...
01/22/2026

🧠 How Insulin Resistance Fuels Inflammation 🔥
When your body becomes insulin resistant, your cells stop responding well to insulin—the hormone that moves sugar from your blood into your cells for energy.
So what happens?
Your body makes more insulin… blood sugar stays high… and stress builds up inside your body.
Here’s how that turns into chronic inflammation 👇
⚡ Cellular stress
Excess sugar + insulin = oxidative stress, which damages cells over time.
🍩 Fat cell overload
Enlarged fat cells (especially around the belly) release inflammatory chemicals called cytokines.
🚨 Immune system on high alert
Those cytokines signal danger—even when there’s no infection—keeping your immune system constantly activated.
🩸 Blood vessel damage
High sugar and insulin damage blood vessel linings, spreading inflammation throughout the body.
💥 The result?
Low-grade, ongoing inflammation that contributes to:
• Fatigue
• Joint pain
• Heart disease
• Faster aging
Understanding insulin resistance isn’t just about blood sugar—it’s about whole-body health.

💉 Are Peptides Right for You? Here’s What to Know.Peptides are one of the most exciting tools in modern performance + lo...
01/19/2026

💉 Are Peptides Right for You? Here’s What to Know.

Peptides are one of the most exciting tools in modern performance + longevity medicine. From lean muscle and recovery… to sleep, metabolism, skin health, gut repair, inflammation and cognition — they can be game-changing when used correctly.

But here’s the truth: Peptides are not one-size-fits-all.

There are dozens of peptide classes, each with different mechanisms, dosing strategies, indications and safety considerations. The best protocol for an athlete or GLP-1 patient protecting muscle mass is not the same as someone focused on longevity, metabolic health, or tendon repair.

That’s why working with a trained performance MD matters. ✔️
At OptIn, we evaluate your labs, goals, health history, medications and physiology before recommending anything. Peptides require strategy — not guesswork.

⚠️ A quick warning about sourcing:
There’s a huge difference between FDA-registered 503B and 503A compounding pharmacies and the grey-market research sites you see online. Counterfeit or mis-dosed peptides are common on the internet and can be contaminated, ineffective, or unsafe.

At OptIn, we only prescribe through legitimate U.S. compounding pharmacies with rigorous sterility, potency, and purity standards — the way it should be.

So Who Might Benefit?⬇️

✨ Athletes & high performers
✨ Individuals on GLP-1s protecting muscle mass
✨ Chronic tendon or soft tissue injuries
✨ Metabolic & inflammatory conditions
✨ Sleep & stress optimization
✨ Longevity & cognitive performance

Bottom line:
Peptides can be incredible — if you’re evaluated properly and sourced correctly.

Curious if they’re right for you? Book a performance & longevity consult at OptIn and we’ll build a plan tailored to your goals.

🔗 www.optin4health.com
Precision Medicine meets Lifestyle Transformation

Microchanneling is one of the most effective ways to rejuvenate aging or damaged skin—without downtime.This treatment st...
01/16/2026

Microchanneling is one of the most effective ways to rejuvenate aging or damaged skin—without downtime.

This treatment stimulates your skin’s natural repair process to dramatically improve:
• Firmness & elasticity
• Smoothness & hydration
• Tone, texture & sensitivity

Patients often notice immediate improvement in tone, texture, fine lines and laxity — and long-lasting results come from completing a recommended treatment series.

Real outcomes with ProCell Therapies microchanneling include visible improvement in:
✓ Aging or photo-damaged skin
✓ Acne scarring & other scars
✓ Uneven or hyperpigmented skin
✓ Overall skin tone & texture

At OptIn, we pair evidence-based aesthetics with precision skin health to help you get results you can see — and we’ll show you how to maintain them.
Reach out to us today to learn more.

✨ “Optin-izing” your prevention game means thinking ahead—not waiting for symptoms to show up.Advanced imaging can offer...
01/13/2026

✨ “Optin-izing” your prevention game means thinking ahead—not waiting for symptoms to show up.

Advanced imaging can offer powerful insights into what’s happening below the surface, including:
✔ Early detection of silent cancers
✔ Assessment of bone health & fracture risk
✔ Screening for coronary artery disease
✔ Detection of lung changes in current/former smokers
✔ Monitoring visceral fat & metabolic risk
✔ Brain + organ screening for structural issues

While imaging isn’t for everyone, and most healthy adults don’t need routine scans, select cases can benefit from proactive evaluation—especially when combined with lifestyle, labs, and longitudinal care.

At OptIn Health & Nutrition, we partner with SimonMed Imaging to offer access to whole-body MRI, DEXA, mammography (3D + AI), lung cancer screening, CCTA and more—so you can make informed decisions about prevention and longevity.

Not sure if imaging is right for you?
That’s exactly what we’re here for — clinical judgment matters.

Travel doesn’t have to derail your routine.One of the biggest predictors of long-term health isn’t perfect consistency —...
01/10/2026

Travel doesn’t have to derail your routine.

One of the biggest predictors of long-term health isn’t perfect consistency — it’s maintaining habits in imperfect conditions.
Early flights. New cities. Tight schedules.

Movement still matters.

Grateful for FORM50 Midtown NYC for making it easy to stay strong on the road. No excuses. Just intentional movement — wherever you are.

✨ New Year. New Data. Better Results. If you’re setting health goals for the new year, guessing is no longer good enough...
01/06/2026

✨ New Year. New Data. Better Results.
If you’re setting health goals for the new year, guessing is no longer good enough.
At OptIn, we use PNOĒ metabolic testing to measure your true resting metabolism and how your body actually uses fat and carbohydrates — not estimates, not formulas.
🔬 What PNOĒ tells us:
• Your true resting metabolic rate (BMR)
• How efficiently you burn fat vs carbs
• Whether under-fueling or over-restricting is slowing your metabolism
• Personalized calorie, macro, and exercise zones
• Why weight loss may have stalled — even when you’re “doing everything right”
💡 This is the foundation for:
✔️ Sustainable fat loss
✔️ Optimized GLP-1 support
✔️ Hormone-aligned nutrition
✔️ Performance & longevity planning
2026 isn’t about eating less or exercising more — it’s about precision.
When you know your numbers, your plan finally works with your physiology instead of against it.
📍Start the year with data.
📍Build a plan that actually fits your metabolism.



Why do 92% of resolutions fail by February? 🗓️💔It's not about willpower. It's not about you. It's about design.Here's wh...
12/31/2025

Why do 92% of resolutions fail by February? 🗓️💔

It's not about willpower. It's not about you. It's about design.

Here's what science says about why goals fall apart—and what actually works:

Why resolutions fail:
1️⃣ Motivation isn't a strategy – Emotions fade. Systems stay.
2️⃣ Too vague or too extreme – Your brain needs clarity, not pressure.
3️⃣ Biology matters more than willpower – You can't white-knuckle physiology.
4️⃣ January 1st has no magic – Change needs readiness, not timing.
5️⃣ Outcome vs. Identity – "I prioritize strength" sticks. "Lose 20 pounds" doesn't.

What actually works:
✅ Build systems, not goals
✅ Shrink the habit (start tiny!)
✅ Stack habits together
✅ Choose identity over outcomes
✅ Fix your environment
✅ Commit to 90 days

The formula: Small. Specific. Repeated.

10 minutes beats zero. Always. 💪

Save this for when motivation fades (it will). Share it with someone who needs to hear this.
Reach out if you need help. That's exactly why our wellness coaches are here to support you.

Thinking about starting a GLP-1 this year?Let’s make sure you do it the right way. 👇GLP-1s can be incredibly effective—b...
12/30/2025

Thinking about starting a GLP-1 this year?
Let’s make sure you do it the right way. 👇
GLP-1s can be incredibly effective—but they change how your body works, not just the number on the scale.
That’s why baseline labs matter…
✔ even if you “feel fine”
✔ even if weight loss is the main goal
Without proper testing and monitoring, we often see:
• fatigue
• hair loss
• muscle loss
• plateaus
• nutrient depletion
Not because GLP-1s are “bad”—
but because support matters.
📊 Micronutrient testing helps identify deficiencies before appetite drops.
🧠 Healthspan assessments track inflammation & metabolic flexibility.
⏰ Cortisol testing helps protect recovery, energy, and lean mass.
Think of it like a road trip 🚗
You might get there without checking fuel or tires…
but the ride is rough—and preventable.
✨ Our goal: results and long-term health.
No undoing problems later.
Just smart, proactive care from the start.
If you’re considering a GLP-1, let’s talk about doing it with confidence. 💜

The holidays don’t have to be an all-or-nothing season. 🎄✨Enjoy the cookies. Savor the wine. Say yes to the traditions t...
12/26/2025

The holidays don’t have to be an all-or-nothing season. 🎄✨

Enjoy the cookies. Savor the wine. Say yes to the traditions that bring joy.
And still show up for your body in the ways that feel supportive—not punishing.

Consistency beats perfection every time.
Movement, protein, hydration, sleep, and strength don’t disappear just because it’s December. They’re actually what help you feel better while you indulge.

Wellness isn’t about restriction—it’s about resilience.
Do what you can. Keep it simple. Keep it kind. 💪🏼





Support optimal health from the inside out.Optin Health & Nutrition gift certificates provide access to premium, physici...
12/16/2025

Support optimal health from the inside out.
Optin Health & Nutrition gift certificates provide access to premium, physician-curated IV infusions and personalized wellness care.

Because wellness isn’t one-size-fits-all.

📲 Scan to learn more
www.optin4health.com











Address

7180 E Orchard Rd, Ste 208
Centennial, CO
80111

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