Carnivore Diet vs Keto - Which is Better?

You’re eating “healthy”—but the scale won’t budge, and the cravings never stop.

Thousands ask about the real difference between the carnivore diet and keto, and which is more suitable for a healthy lifestyle. 

What if the answer to your stalled progress on that weight scale or body health indicators isn’t less food, but the right kind of food?

The short answer is that keto is considered better than the carnivore diet. 

However, it can depend on a situation-by-situation basis. 

Let’s explore the pros, cons, and science behind carnivore and keto diet plans and see which fits your lifestyle.

What’s the Difference Between Keto and Carnivore?

Both the keto and carnivore diets aim to reduce carbs, but how they do this is very different.

Keto Diet

The keto diet is based on high fat, moderate protein, and very low carbohydrates—typically 20–50 grams daily. 

It allows small amounts of certain low-carb plant foods, such as avocados, leafy greens, nuts, and even berries. 

The goal is to trigger ketosis, a fat-burning state in which the body uses ketones (from fat) instead of glucose (from carbs) for energy.

Carnivore Diet

The carnivore diet goes all in—meat, eggs, fish, and sometimes dairy. 

That’s it. 

• No fruit. 

• No grains. 

• No vegetables. 

It's as zero-carb as it gets.

By removing all plant foods, the body enters ketosis quickly and often stays there.

So, What's The Trade-off?

Keto offers variety and nutrients from plants, while carnivores offer simplicity and structure. 

One provides flexibility, while the other removes guesswork.

However, does removing all plants give you an edge, or does it strip away essentials?

Let’s explore.

Shared Benefits of Keto and Carnivore Diets

If cutting carbs feels like cutting corners, think again.

Despite their differences, keto and carnivore diets share some serious perks that go beyond weight loss.

Metabolic Reset

Both diets reduce carbs enough to push your body into ketosis, a natural fat-burning mode. 

This means your body shifts from burning sugar to burning fat for fuel. 

It’s a metabolic switch that many say boosts energy, mental clarity, and fat loss.

Blood Sugar Control

Less sugar in food often means less sugar in the bloodstream. 

People with insulin resistance or prediabetes may see improvements in blood sugar levels.

Some even reduce or eliminate medications, especially on strict low-carb plans.

Appetite Suppression

Once in ketosis, many experience reduced hunger and fewer cravings. 

Without carb spikes and crashes, you stay full longer. 

That makes sticking to the plan easier than expected.

Less Inflammation

Some followers report less bloating, clearer skin, and fewer joint aches. 

While research is still catching up, anecdotal evidence links lower-carb eating to reduced systemic inflammation.

Which One Fits Easier With Your Lifestyle? 

A diet only works if you can actually live with it.

Simplicity vs Flexibility

The carnivore diet is dead simple: eat meat. 

There is no tracking carbs, macro counting, or label reading.

It eliminates food decisions altogether, which some find oddly freeing.

On the other hand, the keto diet gives you more options.

We’re talking about nuts, seeds, non-starchy vegetables, and even desserts (with low-carb swaps). 

But this flexibility requires planning and precision. 

One wrong bite can kick you out of ketosis.

Eating Out and Social Settings

Keto dieters can usually navigate menus.

You can find menus that offer bunless burgers, side salads, or keto-friendly treats. 

For carnivore eaters? 

It’s not that easy.  

You’re either packing your own food or interrogating the chef.

Mental Load

Keto requires constant thinking about ratios, carbs, and hidden sugars.

That, my friend, feels exhausting over time. 

Carnivores remove all that, but they also remove variety, texture, and flavors.

Which Is Better for Weight Loss? - Keto vs Carnivore

Both diets can torch fat, but they get there in different ways.

Keto lets you include more foods but demands strict carb tracking.

Carnivore limits variety but often triggers rapid fat loss due to its extreme carb restriction.

Here’s how they compare in their effectiveness for weight loss;

Ultimately, the “best” weight loss diet is the one you’ll stick to. 

• If you need structure, carnivore may work. 

• If you need flexibility, keto could be your lane.

Does Carnivore Put You Into Ketosis?

If you eat only meat, does your body run on fat?

Short answer: yes—but it’s worth exploring further.

How Ketosis Works

Ketosis happens when your body doesn’t have carbs for fuel, so it burns fat instead. 

This fat converts into ketones, a clean-burning energy source for your brain and muscles. 

Both keto and carnivore diets aim to reach this state.

Carnivore Speeds Up Ketosis

Because the carnivore diet removes all plant foods, it naturally brings carb intake close to zero.

That typically means your body enters ketosis quickly, sometimes even faster than on keto.

However, carnivore meals tend to be higher in protein, which can kick you out of ketosis if not balanced with enough fat. 

That’s why many seasoned carnivore dieters focus on fattier cuts of meat like ribeye or add butter to meals.

So yes, carnivore can put you in ketosis, but it’s not automatic. 

The type of meat, fat intake, and individual metabolism all matter.

Long-Term Health Concerns

Low-carb might feel like the solution, but what happens when the honeymoon ends?

Just because a diet works short-term doesn’t mean it’s built for forever. 

Long-term health requires balance, monitoring, and a plan that grows with you.

Carnivore Diet Risks

Removing all plant foods comes at a cost. 

Without fiber or diverse nutrients, some red flags begin to show:

• No variety = diet burnout

• No fiber = digestive slowdown

• Long-term data = still unknown

• Too much protein = kidney stress

• No Vitamin C = risk of deficiencies

• Saturated fat overload = heart health risk

• No antioxidants = reduced immune support

• High red meat intake = possible cancer links

• Missing micronutrients = need for supplements

• Gut diversity decline = long-term microbiome impact

Keto Diet Risks

Keto is more flexible, but not free of concerns:

• Low fiber = constipation risk

• Hidden carbs = ketosis disruption

• Long-term adherence = mentally exhausting

• Fat-focused eating = potential cholesterol spikes

• Processed keto foods = Sometimes fake “healthy”

• Supplement gaps = magnesium, potassium, and more

Medical Acceptance and Research Backing

Let’s see keto vs carnivore diet in the light of science:

Keto Is Clinically Respected

The ketogenic diet has a well-documented medical track record. 

It’s been used for decades to manage epilepsy, and in recent years, it’s earned formal backing for managing Type 2 diabetes, obesity, and metabolic syndrome.

The American Diabetes Association now supports low-carb and ketogenic diets as safe and effective for blood sugar control. 

Studies show improvements in HbA1C, weight, and medication reduction.

Even cancer researchers are exploring keto as an adjunct therapy, investigating how ketones may fuel the brain more efficiently in patients with glioblastoma.

Carnivore Is Anecdotal But Emerging

In contrast, the carnivore diet is still on the fringe. 

While anecdotal reports show benefits in autoimmune conditions, inflammation, and fat loss, clinical research is limited. 

Most evidence is self-reported or observational.

That doesn’t mean it’s invalid, but it does mean caution is wise. 

Medical experts express concerns about nutrient deficiencies, cardiovascular risks, and sustainability.

So while keto walks in with a lab coat, carnivores are still waiting in the lobby.

Are you choosing a diet backed by data, or one still under review?

Best Foods for Carnivore and Keto Diet

Here’s what makes each menu, and how to avoid the most common mistakes.

Keto-Friendly Foods

This diet allows both plant and animal foods, as long as they’re low in carbohydrates and high in fat. However, balance is the key.

• Eggs

• Cheese

• Avocados

• Nut butters

• Nuts and seeds

• Fatty fish like salmon

• Full-fat Greek yogurt

• Berries (in moderation)

• Non-starchy vegetables

• Coconut oil and olive oil

Carnivore-Approved Foods

The carnivore plate is all about meat—and nothing else. 

So we will look at meat varieties with nutrient density and fat content.

• Pork belly

• Bone broth

• Ground beef

• Ribeye steaks

• Chicken thighs

• Eggs (all parts)

• Butter, tallow, lard

• Fatty fish (like sardines)

• Organ meats (liver, heart)

• Heavy cream (if tolerated)

Which Diet Wins—and What Comes Next?

So, which one’s better?

The short answer is keto.

However, the real answer is the one you’ll actually follow.

No matter your path, one thing is clear—the right food can change everything.

Fueling your body with clean, low-carb snacks can make sticking to either plan easier, tastier, and way more sustainable.

Want a snack that checks all the keto boxes without the guilt?

Grab Eathside Farms’ keto-friendly variety pack here and taste the difference.

Because better decisions don’t have to feel like sacrifices.

Frequently Asked Questions

Let’s look at some FAQs related to this topic.

Which is healthier, carnivore or keto?

It depends on your goals and how long you plan to follow the diet. 

Keto is generally considered healthier in the long term because it includes a wider variety of nutrients from both animal and plant sources. 

Carnivores may offer rapid results but carry a higher risk of deficiencies.

What do cardiologists think of the carnivore diet?

Most cardiologists remain cautious about the carnivore diet. 

Concerns center on its high saturated fat intake and lack of fiber, which may impact heart health over time. 

Will a carnivore diet put you into ketosis?

Yes, the carnivore diet often leads to ketosis because it’s extremely low in carbohydrates.

However, high protein intake can affect ketone production, so results vary depending on fat-to-protein ratios.

Will I lose belly fat on the carnivore diet?

You can lose belly fat on carnivore if you’re in a calorie deficit and your body adapts to burning fat for fuel. 

However, long-term success depends on consistency, portion control, and overall lifestyle, not just the food list.