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Are Collard Greens Keto-Friendly?

Collard Greens on a kitchen counter

Embarking on a ketogenic diet involves carefully considering the nutritional profile of each food you consume, including vegetables.

Today, our focus is set on unraveling one question - 'Are Collard Greens Keto-Friendly?'.

Across the span of this article, we delve deep into the nutritional properties of collard greens, explore their health implications within a ketogenic diet, and even consider creative culinary approaches to incorporate them into your meal plans.

We charge onwards into a discussion about viable keto-friendly substitutes and conclude with key insights that reaffirm our principal focus.

As such, we aim to deliver a comprehensive and engaging examination of the place collard greens occupy within a ketogenic diet.

Let's embark on this nutritional journey.


  • Collard Greens are Keto-friendly and can provide a significant boost to any low-carb meal plan.
  • Rich in vitamins A, C, K, B2, B6, and E, as well as magnesium, calcium, and folate, these leafy greens offer numerous health benefits aligned with a ketogenic diet.
  • Collard Greens can be creatively used in keto recipes from soups to wraps and stir-fries. Stick around for delicious recipe inspiration.

Are Collard Greens Keto-Friendly?

Absolutely, Collard Greens can indeed fit into a ketogenic diet nicely. The foundation of a ketogenic diet is to maximize intake of high-fat, moderate-protein, and very low-carb foods, and Collard Greens mark off the right checkboxes, particularly in terms of its impressively low carbohydrate content.

Let's delve into the nutritional specifics to understand why this is the case. According to the USDA National Nutrient Database, one cup (about 190 grams) of raw Collard Greens contains approximately 11.4 grams of carbohydrates. However, considering that total carbs aren't the primary concern in a ketogenic diet but net carbs (which are calculated by deducting fiber from total carbs), the picture becomes even more compelling. In the same serving size, Collard Greens offer a notable 8 grams of dietary fiber. Hence, when you calculate the net carbohydrates, it comes down to a minimal 3.4 grams per cup.

The ketogenic diet, in general, advises keeping daily net carbohydrate intake below 20-50 grams, depending on individual factors. Given this, Collard Greens could comfortably fit within these limits without risking knocking the body out of ketosis.

Moreover, Collard Greens are abundant in essential vitamins like vitamin A, C, and K, along with minerals such as calcium and manganese, which make them nutritionally dense and beneficial for overall health.

However, it’s important to note that while Collard Greens have the nutritional compatibility for a ketogenic diet, how they’re prepared can significantly affect their carb content. Cooking methods that involve adding sugars, flours, or other high-carb ingredients can increase carbohydrate content, potentially making the dish less keto-friendly.

In conclusion, being informed and mindful of both the raw ingredients and cooking methods used, can help anyone on a ketogenic diet reap the wholesome nutritional benefits of Collard Greens while maintaining their dietary parameters.

Can Collard Greens be Incorporated into a Strict Keto Diet?

Indeed, Collard Greens can be incorporated into a strict ketogenic diet too. The nature of a strict or 'standard' ketogenic diet revolves around an extremely low-carb intake, often below 20 grams of net carbs per day. When considering Collard Greens' carb content, you might note that a standard serving of about a cup, or 190 grams, carries around 3.4 grams of net carbs, which is quite low and fits well within the strict keto guidelines.

However, it's essential to maintain balance with other food components, and portion control becomes significant when following a strict ketogenic diet. Since every gram of carbohydrate counts, adding Collard Greens into your meals should be done cautiously and proportionally to ensure that you don't exceed your daily carb limit.

One way to ensure this balance is through meal planning. It can be helpful to know your daily carb limit and then distribute it across your meals. For instance, if your daily net carb intake is 20 grams, you might want to spread it out across three meals. Hence, you'd aim for about 6-7 grams of net carbs per meal, allowing for some Collard Greens along with other low-carb foods.

Another useful tool is a nutritional tracker. These digital tools allow you to log in and keep track of the types and amounts of foods you consume daily, giving you a clear view of your overall macronutrient intake. With such a tool, you can ensure that adding Collard Greens into your meals won't push your carb intake over the limit, thereby helping you maintain your ketosis state.

Remember, while Collard Greens can fit into a strict ketogenic diet, the contribution of this leafy green to your overall diet becomes relevant only when it's considered part of the broader food context. Hence, making smart, informed decisions about the other components of your meals is crucial in successfully incorporating Collard Greens into a strict keto diet.

Delving into the Carbohydrate Content of Collard Greens

The carbohydrate content of Collard Greens, just like any other edible plant, is an amalgamation of various nutrients, primarily consisting of starch, simple sugars, and dietary fiber. According to the USDA National Nutrient Database, a cup of raw Collard Greens, which is around 190 grams, contains approximately 11.4 grams of total carbohydrates. But not all carbohydrates are created equal, and this is where the concept of net carbs comes into play.

The concept of net carbs is particularly relevant for individuals on a ketogenic diet, as it helps them account for the impact of specific carbohydrates on blood sugar levels. Net carbs are calculated by deducting dietary fiber from the total carbohydrates. Fiber, although technically a carbohydrate, does not get digested in the same way as other carbohydrates. Instead of being broken down into glucose and causing a spike in blood sugar levels, fiber passes through the digestive system relatively intact, thus not contributing to the total carb count that affects ketosis.

With regard to Collard Greens, this equates to a surprisingly low amount of net carbs. From the total 11.4 grams of carbohydrates present in a cup of raw Collard Greens, about 8 grams is dietary fiber. The fiber can be subtracted from the total carbohydrates to give a net carb content. Therefore, the net carbs in a one cup serving of raw Collard Greens is about 3.4 grams.

Let's take another example to further clarify this. If you are preparing a dish using two cups of raw Collard Greens, your total carb intake would be 22.8 grams (as two times 11.4 is 22.8). However, given that dietary fiber amounts to a significant 16 grams, subtracting this from the total carbs would give you a net carb count of 6.8 grams.

Understanding this nutritional nuance can be especially helpful for individuals following a ketogenic diet or any diet that tracks carbohydrate intake. It allows for more accurate daily meal planning and carbohydrate tracking.

Nutritional Snapshot of Collard Greens

Collard Greens present a diverse and rich profile of nutrients, contributing to both macro and micronutrient requirements. For a standard 100g sample, this leafy green offers a remarkable variety, displaying a spectrum of nutrients from proteins and fats to vitamins and minerals.

In terms of macronutrients, Collard Greens offer 3.02g of protein per 100g. This is accompanied by a modest amount of total fats, clocking in at 0.61g. Within these fats, there are saturated, monounsaturated, and polyunsaturated fats, amounting to 0.055g, 0.03g, and 0.201g, respectively. Coiling these figures around, the total dietary fiber content stands at 4.0g, and the overall calorie content is just 32.0 kcal for 100g, marking Collard Greens as a low-calorie food source.

On the micronutrient front, Collard Greens are not behind, either. They are rich in vitamins like Vitamin A, with a whopping 251.0 ug, and Vitamin C, having 35.3 mg per 100g. They also deliver a good amount of Vitamin E and Vitamin K1, with 2.26 mg and 437.1 ug, respectively.

Among minerals, calcium is present in a high amount, 232.0 mg per 100g, trailed by nutrients like potassium and magnesium, containing 213.0 mg and 27.0 mg, respectively. Collard Greens contain smaller yet substantial amounts of other essential minerals such as iron, copper, zinc, and selenium.

Amino acids are also present in these greens, with Leucine being the most abundant one, at 0.151g, followed by others like Arginine, Lysine, and Isoleucine. Another noteworthy element is the presence of Lutein and Zeaxanthin, powerful antioxidants associated with eye health. Beta-carotene, a precursor to Vitamin A, is also found in high numbers in Collard Greens, being at 2991.0 ug.

Looking at this array of nutrients, Collard Greens undoubtedly stand as a nutritional powerhouse. They offer an ample variety of vitamins, essential minerals, and various other nutritional elements. Hence, their addition to any diet can contribute significantly to the nutritional whole.

Nutrient NameAmount and Unit per 100g
Valine 0.12 g
Phenylalanine 0.087 g
Water 89.62 g
Tyrosine 0.066 g
Protein 3.02 g
Serine 0.078 g
Fatty acids, total saturated 0.055 g
Alanine 0.105 g
Cystine 0.025 g
Fatty acids, total monounsaturated 0.03 g
Threonine 0.086 g
Arginine 0.125 g
Isoleucine 0.1 g
Lysine 0.117 g
Fatty acids, total polyunsaturated 0.201 g
Leucine 0.151 g
Tryptophan 0.031 g
Methionine 0.033 g
Aspartic acid 0.187 g
Glycine 0.094 g
Calories 32.0 kcal
Total fats 0.61 g
Glutamic acid 0.204 g
Histidine 0.047 g
Proline 0.105 g
Vitamin A 251.0 ug
Vitamin C, total ascorbic acid 35.3 mg
Vitamin E (alpha-tocopherol) 2.26 mg
Iron, Fe 0.47 mg
Riboflavin 0.13 mg
Copper, Cu 0.046 mg
Phosphorus, P 25.0 mg
Choline, total 23.2 mg
Pantothenic acid 0.267 mg
Zinc, Zn 0.21 mg
Calcium, Ca 232.0 mg
Niacin 0.742 mg
Folate, total 129.0 ug
Manganese, Mn 0.658 mg
Selenium, Se 1.3 ug
Vitamin B-6 0.165 mg
Thiamin 0.054 mg
Vitamin K1 437.1 ug
Magnesium, Mg 27.0 mg
Potassium, K 213.0 mg
Betaine 0.4 mg
Lutein + zeaxanthin 4323.0 ug
Beta-carotene 2991.0 ug
Cryptoxanthin, beta 28.0 ug
Sodium, Na 17.0 mg
Fiber, total dietary 4.0 g
Nutritional data is sourced from the US Department of Agriculture's FoodData Central system. Please see Cast Iron Keto's editorial and research standards for more information.

Health Implications of Collard Greens on a Keto Diet

Collard greens are a highly beneficial addition to any diet, including a ketogenic diet, with many potential health benefits. They belong to the Brassica family, commonly known as cruciferous vegetables, which are renowned for their range of health promoting properties.

Let’s explore some of the specific benefits of implementing collard greens within a keto diet.

1. High in nutrients: Collard greens are brimming with a variety of essential nutrients, including vitamins A, C, K, B2, B6, and E. They are also rich in minerals like magnesium, calcium, and folate. The amalgamation of these nutrients can contribute to overall health and wellness by supporting our immune system, combating oxidative stress, and aiding in DNA synthesis and repair.

2. Anti-inflammatory benefits: The high amount of Vitamin K in collard greens has been associated with anti-inflammatory benefits. This is beneficial within a keto diet, as one of the key aims of a ketogenic diet is to reduce inflammation within the body. Therefore, including collard greens can potentially complement the anti-inflammatory benefits of a keto diet.

3. Helps maintain electrolyte balance: A common factor that needs to be managed within a ketogenic diet is the balance of electrolytes in the body. The generous supply of magnesium and calcium in collard greens can aid this balance, ensuring smooth functioning of nerves and muscles.

4. Dietary fiber: Collard greens are a good source of dietary fiber, which can contribute to digestive health and regulate blood sugar levels, both important factors on a keto diet.

5. Rich in antioxidants: Collard greens also contain various antioxidants, including beta-carotene and Vitamin C, which can reduce oxidative stress in the body, enhancing overall health and wellness.

Artfully Incorporating Collard Greens into Your Keto Meal Plan

Incorporating collard greens into your keto meal plan can be an excellent way of adding nutrient-rich, low-carb leafy greens to your diet. The following are some practical tips and methods to artfully include these super greens into your keto meals:

  1. Stir-fry: Collard greens can be easily incorporated into a simple stir-fry along with other keto-friendly vegetables and proteins. Just remember to use a healthy oil like olive or avocado oil for cooking.
  2. Low-carb salads: Toss raw or slightly blanched collard greens into your salads for an added crunch and nutrient boost. Incorporate some low-carb vegetables like cucumbers and bell peppers, sprinkle with chia seeds or flaxseeds for added fibers, and drizzle with a fresh lemon-vinaigrette for a perfect keto salad.
  3. Collard green wraps: Replace your traditional grain-based wraps with collard greens. Fill them with your choice of lean proteins, avocado, and a sprinkle of cheese for a quick and easy keto-friendly meal.
  4. Soup: Add finely chopped collard greens to your nutritious bone broth or vegetable soup, providing a warmth and texture that perfectly compliments a keto diet.
  5. Here are a few unique keto recipes that showcase collard greens:

  6. 'Sesame Ginger Collard Greens Stir-fry': This tasty recipe involves stir-frying collard greens with ginger, garlic, sesame oil, and a splash of soy sauce, creating a savory side dish that pairs well with grilled meats or tofu.
  7. 'Spicy Sausage and Collard Greens Soup': Create a comforting soup with spicy sausage, collard greens, and veggies of your choice. Finish with a dash of cayenne pepper for an extra punch.
  8. 'Avocado and Chicken Collard Green Wraps': Instead of a bread-based wrap, use a collard green leaf filled with cooked chicken, ripe avocado, and a sprinkle of cheese to create a low-carb, high-protein keto-friendly wrap.

Keto-Compatible Alternatives for Collard Greens

While collard greens offer significant benefits as part of a keto diet, some may prefer an alternative due to taste, availability or dietary restrictions. Here are a few keto-friendly substitutes for collard greens that you can incorporate into your meal plan:

  1. Kale: Like collard greens, kale is a member of the Brassica family and is an excellent source of vitamins C, K, and A, along with dietary fiber. Kale can be baked into crispy snacks, sautéed with garlic and olive oil as a side dish, or blended into a green smoothie as a keto-friendly collard green alternative.
  2. Spinach: Spinach is another nutritious leafy green that is a good source of magnesium, iron, calcium, and vitamins A and C. You can replace collard greens with spinach in many recipes, such as a spinach and mushroom omelette or creamed spinach as a side dish.
  3. Swiss Chard: Swiss chard is rich in vitamins A, K, and C, and it also provides a healthy dose of magnesium, potassium, and iron. Its tender leaves can be used as a substitute for collard greens in wraps or stir fry dishes.
  4. Bok Choy: A type of Chinese cabbage, bok choy contains a wide range of important nutrients, such as vitamin A, vitamin C, calcium, and fiber, but in slightly lower amounts compared to collard greens. Its crisp and light flavor makes it a fitting substitute in soups, stir-fries, and salads.
  5. Mustard Greens: Mustard greens, just like collard greens, are rich in vitamins K, A, and C. They have a bit of a peppery taste and can be used as a spicy substitute in stir-fries, salads, or even as a side dish to a meal.

While the exact nutritional profile of these alternatives may differ from that of collard greens, each provides a rich array of essential nutrients that can support overall health on a keto diet. It's essential to explore a wide range of leafy green vegetables in your meal plans to enhance nutritional diversity and keep your meals enjoyable. Mix and match these vegetables to find the combination that best serves your taste palette and health goals.

Concluding Thoughts on Collard Greens and Keto

As we navigate the dynamic intersection of collard greens and a ketogenic diet, it’s evident that this nutrient-dense vegetable harbors significant value. Rich in essential vitamins and minerals such as vitamins A, C, K, B2, B6, and E as well as magnesium, calcium, and folate, collard greens offer a boost to our overall health while fitting into the low-carb framework of a ketogenic diet. The anti-inflammatory properties, fiber content, and antioxidant-rich nature uniquely position collard greens as a versatile and beneficial addition to a keto meal plan.

Moreover, the practical advantages of collard greens in a ketogenic diet have been highlighted, with their cost-effective and widely available nature making them an accessible choice for many. From stir-fries to soups, salads to unconventional wraps, collard greens can be introduced into your meals in a myriad of ways, enhancing not just the nutritional density, but also the color, texture, and flavor profiles of your dishes.

A new idea to further diversify your use of collard greens within a keto diet is in creating juice or smoothie blends. Instead of reaching out for that high-carb fruit, consider blending collard greens with other low-carb veggies like cucumbers or celery, and adding some lemon or ginger for taste. This can be an innovative and refreshing way to incorporate this nutrient powerhouse into your diet while keeping it keto-friendly.

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Cast Iron Keto's Editorial and Research Standards

Certain rare or exotic food items may not have nutritional profiles in the FoodData Central database. If an exact match is not found in the FoodData Central database, then, the Cast Iron Keto team utilizes a three-prong approach to provide readers with the closest relevant nutritional data, where possible.

First, in the event that nutritional profiles for a rare or exotic food item is not available in the FoodData Central database, we investigate alternative names for that particular food item and use that data, when possible. Second, in cases where no alternate names exist, Cast Iron Keto will use nutritional data for a close relative or similar food item. Finally, if no close relatives or similar items exist, we refrain from publishing nutrient data tables.

When making dietary or health decisions based on FoodData Central's data, we suggest readers consult with a nutritionist or other health experts, particularly if the food in question has a significant role in your diet or if you are using the food item to treat any health disorder(s).

Furthermore, it is important to note that even if a close relative or similar item is used to approximate the nutritional data, different food items can have varying levels of nutrients due to factors such as soil quality, farming practices, and regional differences.


The information on this website is only intended to be general summary information for public use, designed for educational purposes only and is not engaged in rendering medical advice or professional services. This information does not replace written law or regulations, nor does it replace professional medical advice, diagnosis, or treatment. If you have questions about a medical condition or are seeking to evaluate the health merits of certain food items for the treatment of any medical condition, you should seek the advice of a doctor or other qualified health professionals.

The views expressed at, or through, Cast Iron Keto are for informational purposes only. Cast Iron Keto cannot guarantee the validity of the information found here. While we use reasonable efforts to include accurate and up-to-date information, we make no warranties as to the accuracy of the content and assume no liability or responsibility for any errors or omissions in the content. All liability with respect to actions taken or not taken based on the contents of this website are hereby expressly disclaimed. The content on this posting is provided "as is;" no representations are made that the content is error-free.

Frequently Asked Questions

Collard Greens are a type of leafy green vegetable that are part of the Brassica oleracea species, which also includes kale, Brussels sprouts, and cabbage.

Yes, Collard Greens are highly compatible with a ketogenic diet. They are low in carbohydrates and high in fiber, making them an ideal choice for people following a keto regime.

While Collard Greens do contain some carbohydrates, most of these are dietary fiber, which doesn't raise blood sugar levels or interfere with ketosis.

There are several variants of Collard Greens including Georgia Southern, Morris Heading, Champion, Vates, and Yellow Cabbage Collards. Each variety slightly differs in leaf structure and taste, but all are compatible with the keto diet due to their low carbohydrate content.