Raphael Kellman M.D.

Raphael Kellman M.D. Dr. Kellman’s expertise in identifying root causes, combined with thorough testing, allows him to accurately diagnose and treat patients.

He pioneered "Microbiome Medicine," being the first to recognize the microbiome's crucial role in overall health. I understand your frustration with not feeling well and not getting better. I share your desire to get to the root cause of the problem. As a pioneer in functional medicine, my approach incorporates cutting-edge technology, the latest advances in natural medicine, and the science of how nature heals. My training in the philosophy of science and my years of experience as an M.D. have enabled me to take holistic and functional medicine to a whole new level. As a result, I can offer you a unique and powerful treatment plan that can transform your health…and your life.

Spring is here and yet — the energy hasn't come back. The weight hasn't shifted. The motivation feels like it's still bu...
04/10/2026

Spring is here and yet — the energy hasn't come back. The weight hasn't shifted. The motivation feels like it's still buried somewhere under three months of winter.

That's not a discipline problem. That's biology.

Every winter your body does exactly what it was designed to do — it conserves. It slows down, holds onto energy, and shifts into survival mode. The problem is that for a lot of people, that switch never fully flips back when the season changes.

I call it metabolic dormancy. And I've been treating it for over 30 years.

It lives deeper than calories or willpower. It lives in the microbiome, in the mitochondria, in the cellular signals that tell your body whether it's safe to burn or whether it needs to keep holding on.

Spring is your biology's natural reset window. My MetaMetabolic Protocol was built to work with that — to wake up the systems that winter put to sleep and get your metabolism actually responding again.

Comment METAMETABOLIC below and I'll send you the full breakdown directly to your DMs. Or take my 60-second Metabolic Profile quiz — link in bio. 👇

04/10/2026

Most people think GLP-1 is something you get from a prescription. I see it differently — your body already knows how to make it. The question is whether your biology is in the right condition to do so.
That's exactly what my MetaMetabolic Protocol is designed to address — rebuilding the internal environment so your body can do what it was always meant to do.

Comment METAMETABOLIC below and I'll send you the full breakdown. 👇

Your body has been trying to tell you something.These are the three signals I look for first — and the ones some doctors...
04/09/2026

Your body has been trying to tell you something.

These are the three signals I look for first — and the ones some doctors never connect.

Comment METAMETABOLIC below and I'll send you the full protocol breakdown directly to your DMs. Or take our 60-second Metabolic Profile quiz — link in bio.
Save this. Share it with someone who's been dismissed or told their results are "normal."

11/14/2025

The TRH Stimulation Test is one of the most important tools in a doctor’s toolbox — and one that, unfortunately, many practitioners (even in functional medicine) don’t offer.

If you’re struggling with fatigue, weight gain, brain fog, or mood changes — and your doctor keeps telling you your thyroid numbers are “normal” — don’t stop there. You deserve real answers.

I urge you to dig deeper. This test can reveal what standard thyroid panels miss and help uncover the true root cause behind why you still don’t feel well.

Think your thyroid is fine but still feel off? Book your consultation and ask for the TRH Stimulation Test — link in bio.

11/12/2025

Thanksgiving is right around the corner and if you’re working on healing your gut through the microbiome diet you’re probably wondering (or anxious to show your guests) what dishes will continue to nourish and heal your unique microbiome while tasting as delicious and festive as this beloved meal ought to be.

Microbiome Diet Chef, Carole – responsible for the yummy recipes in The Microbiome Diet book – has cooked up a few more delicious recipes along with a meal plan that is certain to impress your guests and have your friends and family going for seconds. All recipes are in line with the guidelines of Phase 2 of the Microbiome Diet.

Microbiome Thanksgiving Meal Plan

Root Vegetable Soup

A light savory soup made with seasonal root vegetables such as onion, carrots, turnips or rutabaga, Jerusalem artichokes, and parsnips with chopped tarragon and thyme.

Roast Turkey with Your Choice of Gluten Free Bread Stuffing or Wild Rice and Quinoa Stuffing with Apple, Fennel and Chestnuts

Cranberry Orange Relish

A refreshing chunky “cranberry sauce” that can be sweetened with Lakanto.

Oven Roasted Brussel Sprouts

Cider Braised Cabbage and Apples

Sweet Potatoes Mash with Butter and Freshly Grated Nutmeg

Pumpkin “Pie” Pudding Garnished with Pomegranate Seeds and Chopped Brazil Nut

Find the Microbiome Diet on Amazon!

It's a microbial team effort! 🦠🤝 A healthy gut doesn't just happen—it's a mission. Your probiotics (the good guys) are h...
11/07/2025

It's a microbial team effort! 🦠🤝 A healthy gut doesn't just happen—it's a mission. Your probiotics (the good guys) are hard at work to 𝗖𝗮𝗹𝗺 𝘁𝗵𝗲 𝗜𝗺𝗺𝘂𝗻𝗲 𝗦𝘆𝘀𝘁𝗲𝗺 and 𝗥𝗲𝘀𝘁𝗼𝗿𝗲 𝗕𝗮𝗹𝗮𝗻𝗰𝗲, but they need your help.

Remember: they need to be fed! Keep your gut flora happy and organized with prebiotics like fiber, resistant starch, and the occasional prebiotic powder.

𝗧𝗵𝗲 𝗱𝗲𝗮𝗹 𝗶𝘀 𝘀𝗶𝗺𝗽𝗹𝗲: You keep them alive, and they handle the immune system. Ready to organize your gut health strategy?

𝗕𝗼𝗼𝗸 𝘆𝗼𝘂𝗿 𝗳𝘂𝗻𝗰𝘁𝗶𝗼𝗻𝗮𝗹 𝗺𝗲𝗱𝗶𝗰𝗶𝗻𝗲 𝗮𝗽𝗽𝗼𝗶𝗻𝘁𝗺𝗲𝗻𝘁 𝗵𝗲𝗿𝗲: https://api.leadconnectorhq.com/widget/bookings/officevisitdk

11/05/2025

If you’ve been told your thyroid is “normal,” but you’re still dealing with fatigue, brain fog, weight gain, or low mood — don’t ignore your instincts.

The truth is, routine thyroid tests can miss what’s really going on.
That’s why Dr. Kellman uses the TRH Stimulation Test — a deeper, more accurate way to uncover what standard tests overlook.

💡 This one test can finally explain your symptoms — and help you get your life back.

🔗 Learn more or book your consultation through the link in my bio.

Does your metabolism feel like it's holding its breath? 😮‍💨 It might be because of 𝗰𝗵𝗿𝗼𝗻𝗶𝗰 𝗶𝗻𝗳𝗹𝗮𝗺𝗺𝗮𝘁𝗶𝗼𝗻!Your 𝗠𝗶𝗰𝗿𝗼𝗯𝗶𝗼𝗺𝗲 ...
10/24/2025

Does your metabolism feel like it's holding its breath? 😮‍💨 It might be because of 𝗰𝗵𝗿𝗼𝗻𝗶𝗰 𝗶𝗻𝗳𝗹𝗮𝗺𝗺𝗮𝘁𝗶𝗼𝗻!

Your 𝗠𝗶𝗰𝗿𝗼𝗯𝗶𝗼𝗺𝗲 𝗖𝗼𝗮𝗰𝗵 is here to help! These gut bugs have a powerful message: 𝗪𝗲 𝗹𝗼𝘄𝗲𝗿 𝗶𝗻𝗳𝗹𝗮𝗺𝗺𝗮𝘁𝗶𝗼𝗻 𝘀𝗼 𝘆𝗼𝘂𝗿 𝗺𝗲𝘁𝗮𝗯𝗼𝗹𝗶𝘀𝗺 𝗰𝗮𝗻 "𝗯𝗿𝗲𝗮𝘁𝗵𝗲 𝗮𝗴𝗮𝗶𝗻."

When you feed them right (following the "MRP"—Microbiome Renewal Protocol!), you get:

Better 𝗯𝗹𝗼𝗼𝗱 𝘀𝘂ga𝗿 control.

𝗡𝗮𝘁𝘂𝗿𝗮𝗹 𝗮𝗽𝗽𝗲𝘁𝗶𝘁𝗲 𝗰𝗼𝗻𝘁𝗿𝗼l (thanks to GLP-1 and PYY).

A metabolism that is finally ready to shed those extra pounds.

Ready for a personalized plan to coach your coach? Book a visit: https://api.leadconnectorhq.com/widget/bookings/officevisitdk

10/23/2025

I am here with a mind-blowing truth: your microbiome is your single greatest ally for healing. Forget just treating symptoms like brain fog or fatigue from Hashimoto's. If you still feel awful on thyroid medicine, it's because you haven't treated the root cause: inflammation. Your gut is a supercomputer that knows every biochemical process in your body. It can: Produce 90% of your serotonin. Reverse inflammation better than any drug. Command cells and even change gene expression. We need to make our gut a lush, flourishing rainforest, not a gray, brown wasteland. Want to know the secret to getting rid of inflammation and feeling well again? It starts with the right prebiotics and a targeted approach. Watch the full video on Youtube and learn how to harness your own internal healing power!

10/22/2025

Your Gut Bacteria is Smarter Than Pfizer!!!

I am here with a mind-blowing truth: your microbiome is your single greatest ally for healing.

Forget just treating symptoms like brain fog or fatigue from Hashimoto's. If you still feel awful on thyroid medicine, it's because you haven't treated the root cause: inflammation.

Your gut is a supercomputer that knows every biochemical process in your body. It can:

Produce 90% of your serotonin.

Reverse inflammation better than any drug.

Command cells and even change gene expression.

We need to make our gut a lush, flourishing rainforest, not a gray, brown wasteland. Want to know the secret to getting rid of inflammation and feeling well again? It starts with the right prebiotics and a targeted approach.

Watch the full video on Youtube and learn how to harness your own internal healing power!

🧠✨ The Gut League is here and it’s all about teamworkNot all probiotics are the same. The right ones can make a huge dif...
10/17/2025

🧠✨ The Gut League is here and it’s all about teamwork

Not all probiotics are the same. The right ones can make a huge difference—especially if you’re dealing with hypothyroidism, brain fog, mood, and metabolism.

It’s about unity. Probiotics, prebiotics, and postbiotics working together to help your body feel balanced, energized, and clear again.

💚 We, the Microbiome, are here to teach, to help, and to heal.

10/13/2025

Heal Your Microbiome — Heal Your Life!!!

Fatigue, bloating, anxiety, brain fog — it’s all connected.
Your gut isn’t just about digestion; it’s the control center of your health.

When you heal your microbiome, everything starts to change — your energy, your mood, your focus, your body.

💡 Start where real healing begins — in the gut.

Address

7 W 45th Street, Suite 301
New York, NY
10036

Opening Hours

Monday 9:30am - 5:30pm
Tuesday 9:30am - 5:30pm
Wednesday 9:30am - 5:30pm
Thursday 9:30am - 5:30pm
Friday 9:30am - 3pm

Website

https://site.raphaelkellmanmd.com/metabolicquiz-page

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