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Monday 11am - 8pm Tuesday 10am - 7pm Wednesday 8am - 5pm Thursday 8am - 5pm Friday 9am - 1pm

http://www.thedempsterclinic.com/

The Dempster Clinic - Dr. John Dempster, ND, 97 Scollard Street, Toronto, ON (2026)

03/26/2026

“All disease begins in the gut.” In this Gut Reset Summit episode, Dr. Natasha Campbell-McBride (creator of the GAPS Concept) explains how food reshapes your microbiome - and why the right foods can rebuild your body from the inside out.

Highlights you’ll love:
• GAPS 101: Food is information. Change your food → change your microbes → change your health.
• Not just the gut: Healing the gut can calm skin, joints, lungs, mood, sleep, and autoimmunity.
• Building vs. cleansing: Animal foods = the building materials (protein + fat) your body is made of. Plants = powerful cleansers - great support, not primary fuel.
• Real food sourcing: Seek regenerative farmers, not supermarket “health” marketing. Visit farms, ask questions, buy in bulk, share with friends.
• Practical hope: Even long-standing symptoms can shift when you nourish properly and let the gut lining repair.

If you’ve tried “everything” and still feel stuck, this conversation offers a clear, doable path: simplify, source well, and let food be your most powerful medicine.

Click the link in the bio for the full interview.

03/26/2026

“All disease begins in the gut.” In this Gut Reset Summit episode, Dr. Natasha Campbell-McBride (creator of the GAPS Concept) explains how food reshapes your microbiome - and why the right foods can rebuild your body from the inside out.

Highlights you’ll love:
• GAPS 101: Food is information. Change your food → change your microbes → change your health.
• Not just the gut: Healing the gut can calm skin, joints, lungs, mood, sleep, and autoimmunity.
• Building vs. cleansing: Animal foods = the building materials (protein + fat) your body is made of. Plants = powerful cleansers - great support, not primary fuel.
• Real food sourcing: Seek regenerative farmers, not supermarket “health” marketing. Visit farms, ask questions, buy in bulk, share with friends.
• Practical hope: Even long-standing symptoms can shift when you nourish properly and let the gut lining repair.

If you’ve tried “everything” and still feel stuck, this conversation offers a clear, doable path: simplify, source well, and let food be your most powerful medicine.

Click the link in the comment section for the full interview.

03/24/2026

Gut symptoms often feel unpredictable.

One meal feels fine.
The next leads to bloating, discomfort, or urgency.
Foods that once felt safe suddenly aren’t.

Over time, it creates something deeper than symptoms.
It creates uncertainty.

I often see people respond by restricting more foods, trying new diets, and searching for patterns. Yet many still feel stuck.

The issue isn’t always the food itself.
It’s how the gut is processing what’s being consumed.

A growing body of research is now pointing toward a different approach. One that shifts the focus from what you eat… to what your body can actually break down.

This is where the SSRD diet is changing the conversation.

Instead of complex food lists and strict rules, it centers on a simpler idea. Reduce certain sugars and starches that are more likely to overwhelm digestion and feed microbial overgrowth.

What’s interesting is that this approach may help even those without a clear enzyme deficiency. By changing what reaches the gut undigested, it reshapes the microbiome and reduces the byproducts that drive symptoms.

And for many, simplicity becomes the difference.
When a strategy is easier to follow, it becomes easier to sustain.

Gut health isn’t just about digestion. It influences energy, inflammation, metabolism, and even how the brain functions.

Click the link in the comment section to read the full blog and discover how the SSRD diet may offer a more sustainable way to calm the gut.

03/20/2026

Gut health has become one of the most talked-about topics in modern wellness.

Probiotics fill store shelves.
Fermented foods dominate social media.
Elimination diets grow more complicated every year.

And yet many people focusing heavily on gut health still feel stuck.

Bloating lingers.
Food sensitivities multiply.
Energy declines.
Inflammation persists.

In many cases, the issue isn’t effort. It’s that the dietary strategy being used may not match the underlying biology of the gut.

For years, the Low FODMAP diet has been one of the most common recommendations for digestive symptoms. It has helped many people. But it can also be restrictive, confusing, and difficult to maintain long term.

New research is now highlighting another approach that may be easier to follow while producing similar improvements in symptoms.

It’s called the Sucrose Starch Reduction Diet, or SSRD.

Researchers comparing the two approaches found that both significantly improved digestive symptoms. But many participants found the SSRD approach simpler to follow, easier to maintain, and associated with fewer cravings.

What makes this particularly interesting is the role of a little-known enzyme called sucrase-isomaltase. When this enzyme doesn’t function properly, certain sugars and starches can ferment in the gut, feeding microbial overgrowth and triggering symptoms like bloating, reflux, and abdominal discomfort.

The research suggests this enzyme deficiency may be far more common than previously believed.

Gut health is rarely about a single food or supplement. It’s about how your digestive system, microbiome, immune system, and metabolism interact.

And sometimes the most effective strategies are not the most complicated ones.

Click the link in the comment section to read the full blog and learn how emerging research is reshaping how we approach gut health and digestive healing.

03/18/2026

Beyond “just celiac”: Gluten can crank up gut inflammation even if you don’t have a celiac diagnosis. In this Gut Reset Summit chat, Dr. Peter Osborne (aka the Gluten-Free Warrior) breaks down why some folks still flare on “gluten-free” diets - and what to do instead.

Here’s the gist:

• “Gluten” isn’t one thing - and it isn’t only in wheat. All grains have gluten-like proteins that can irritate the gut.

• Leaky gut → more whole-body trouble: bloating, skin issues, joint pain, brain fog, fatigue, you name it.

• Tests miss a lot. The simplest truth test? Try removing ALL grains (not just wheat/barley/rye) and skip “gluten-free” junk foods.

• Give it time: a real trial is months, not days. Fill your plate with real, simple foods.

• Bonus saboteurs: dairy (certain types), yeast overgrowth, and pesticide-heavy foods can keep the fire burning.

If you’re wrestling with stubborn gut symptoms or autoimmunity, this talk is a must-watch. Your next breakthrough might be on your plate. Full episode link in the bio.

03/18/2026

Beyond “just celiac”: Gluten can crank up gut inflammation even if you don’t have a celiac diagnosis. In this Gut Reset Summit chat, Dr. Peter Osborne (aka the Gluten-Free Warrior) breaks down why some folks still flare on “gluten-free” diets - and what to do instead.

Here’s the gist:

• “Gluten” isn’t one thing - and it isn’t only in wheat. All grains have gluten-like proteins that can irritate the gut.

• Leaky gut → more whole-body trouble: bloating, skin issues, joint pain, brain fog, fatigue, you name it.

• Tests miss a lot. The simplest truth test? Try removing ALL grains (not just wheat/barley/rye) and skip “gluten-free” junk foods.

• Give it time: a real trial is months, not days. Fill your plate with real, simple foods.

• Bonus saboteurs: dairy (certain types), yeast overgrowth, and pesticide-heavy foods can keep the fire burning.

If you’re wrestling with stubborn gut symptoms or autoimmunity, this talk is a must-watch. Your next breakthrough might be on your plate. Full episode link is in the comment section.

03/16/2026

Modern medicine has helped people live longer than ever before.

But a deeper question is starting to matter more.

Are we living longer… or living well?

I often think about the difference between lifespan and healthspan. Lifespan measures how long we live. Healthspan measures how long we remain energetic, mentally sharp, physically capable, and metabolically resilient.

Many people now spend the final decades of life managing chronic disease. Fatigue rises. Mobility declines. Cognitive clarity fades. It has become so common that it’s often accepted as normal aging.

But the real driver isn’t simply time.

It’s cellular energy and protein function.

Every repair process in the body depends on energy generated by mitochondria. Every system in the body runs on proteins that build, regulate, and repair tissues. When energy production declines and protein systems lose coordination, resilience fades and biological aging accelerates.

Longevity isn’t just about adding years to life. It’s about preserving the cellular systems that allow those years to be vibrant and independent.

Click the link in the comment section to read the full blog and discover the real difference between living longer and living well.

03/13/2026

For decades, aging has been measured by time. Birthdays accumulate. Years pass. Wrinkles appear.

But chronological age tells only part of the story.

I often think about two people who are the same age. One is hiking mountains, thinking clearly, recovering quickly from physical stress. The other struggles with fatigue, inflammation, and metabolic disease.

The difference isn’t just genetics.

It’s energy.

Longevity isn’t fundamentally about how many years you live. It’s about how well your cells produce, manage, and distribute energy throughout those years.

Every biological process depends on energy. Repairing DNA. Regulating inflammation. Producing hormones. Protecting brain function. When cellular energy declines, repair slows, inflammation rises, and resilience weakens.

This is where a field called proteomics changes the conversation. Genes may provide the blueprint, but proteins carry out the work. And proteins respond in real time to sleep, stress, nutrition, toxin exposure, and metabolic health.

In other words, longevity is lived at the cellular energy level.

Click the link in the comment section to read the full blog and discover why longevity is about energy, not age.

03/11/2026

Recurring bloating, UTIs, yeast or “IBS” that always comes back?

The hidden culprit might be your gut’s slime shield - aka biofilms.

What Dr. Ilana Gurevich broke down (in plain English):
• Germs can build protective cities (biofilms) that hide them from meds + remedies
• Clues it’s biofilm-y: problems that are chronic/keep relapsing (gut, vaginal, sinus/ear, skin)
• Why the usual stuff fails: you’re hitting the surface; the “city” stays standing
• Smarter game plan: first chip away the shield, then use targeted antimicrobials, then rebuild with real food, diversity, and fermented foods
• Everyday help: minimize ultra-processed foods and chemical additives; stress less (mindfulness actually helps digestion)
• Expect a marathon, not a sprint - think months, not days

If your symptoms always boomerang, this convo is a must-watch.

Full episode + resources - link in bio.

03/11/2026

Recurring bloating, UTIs, yeast or “IBS” that always comes back?

The hidden culprit might be your gut’s slime shield - aka biofilms.

What Dr. Ilana Gurevich broke down (in plain English):
• Germs can build protective cities (biofilms) that hide them from meds + remedies
• Clues it’s biofilm-y: problems that are chronic/keep relapsing (gut, vaginal, sinus/ear, skin)
• Why the usual stuff fails: you’re hitting the surface; the “city” stays standing
• Smarter game plan: first chip away the shield, then use targeted antimicrobials, then rebuild with real food, diversity, and fermented foods
• Everyday help: minimize ultra-processed foods and chemical additives; stress less (mindfulness actually helps digestion)
• Expect a marathon, not a sprint - think months, not days

If your symptoms always boomerang, this convo is a must-watch.

Full episode + resources - link in the comment section.

03/10/2026

For years, we’ve been told our genes determine how we age.

You inherit a blueprint.
Your risks are set.
Your future is written.

But here’s what most people were never taught.

Genes are the blueprint.
Proteins are the builders.

And it’s your proteins, not your genes, that decide how well you age.

Every function in your body runs on proteins. Energy production. Inflammation. Hormone signaling. Immune defense. Cellular repair. When proteins misfold, become damaged, or lose coordination, aging accelerates.

This is where proteomics changes the conversation.

Genomics tells you what could happen.
Proteomics reveals what is happening right now.

Your proteins respond in real time to sleep, stress, exercise, nutrition, toxin exposure. They reflect your current biology, not just inherited risk.

Longevity isn’t lived at the DNA level.
It’s lived at the protein level.

Click the link in the comment section to read the full blog and discover why proteins, not genes, truly decide your healthspan.

03/09/2026

I’m looking for 5 motivated women who are ready to take their health and energy to the next level.

This invitation is specifically for women who feel like they’ve been doing many of the right things… but their body still isn’t responding the way it used to.

Maybe you’re eating well.
Maybe you’re exercising regularly.
Maybe you’ve already tried different diets or wellness plans.

Yet the weight won’t move.

Your energy feels unpredictable.

And your body just doesn’t feel as vibrant or responsive as it once did.

For many women, this isn’t about discipline or effort.

It’s about metabolism.

When hormones shift, inflammation rises, and stress chemistry begins to influence the body, it becomes much harder to burn fat efficiently, maintain steady energy, and feel balanced.

That’s exactly why I created my 10-Week Metabolic Foundations Program.

This program focuses on restoring metabolic health by addressing the deeper drivers behind:

• stubborn weight gain
• low or inconsistent energy
• bloating and digestive issues
• chronic inflammation

I’m opening 5 spots for women who are ready to reset their metabolism and feel like themselves again.

If you’d love to head into summer feeling lighter, clearer, and more energized, comment or send me a message with the phrase:

NEXT LEVEL

And I’ll send you the details.

The Dempster Clinic - Dr. John Dempster, ND

03/26/2026

03/26/2026

03/24/2026

03/20/2026

03/18/2026

03/18/2026

03/16/2026

03/13/2026

03/11/2026

03/11/2026

03/10/2026

03/09/2026

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Monday	11am - 8pm
Tuesday	10am - 7pm
Wednesday	8am - 5pm
Thursday	8am - 5pm
Friday	9am - 1pm