Home » Friendly » Plants » Roots and Tubers » Yams » Is Chinese Yam Keto-Friendly?

Is Chinese Yam Keto-Friendly?

Chinese Yam on a kitchen counter

In the journey of exploring keto-friendly foods, we often come across foods that, while highly nutritious, aren't the best fit for a ketogenic diet due to their carbohydrate content.

One such food is the Chinese Yam.

This staple of East Asian cuisine, while rich in various nutrients, poses a challenge for those following the keto diet due to its high net carb content.

In the following sections, we delve into the carbohydrate makeup of Chinese Yam, discuss its impact on a keto diet, suggest alternatives, and provide some concluding thoughts to help you make informed dietary decisions.

As always, it's important to remember that everyone's dietary needs and responses are unique and any significant changes to your diet should be discussed with a registered dietitian or a healthcare provider.


  • Chinese Yam, while nutritionally rich, is not suitable for a keto diet due to its high net carb content.
  • Consuming even a modest serving of Chinese Yam can potentially disrupt the ketosis process, a key goal of the keto diet.
  • There are several low-carb, keto-friendly alternatives to Chinese Yam, such as cauliflower, jicama, and celeriac.

Is Chinese Yam Keto-Friendly?

So, let's tackle the question at hand: Is Chinese Yam Keto-Friendly? The straight answer is no. Chinese Yam, despite its delicious taste and nutritional advantages, is not typically considered a keto-friendly food. Here's why.

Keto diet is all about keeping your carbohydrate intake to a minimum, usually between 20 to 50 grams of net carbs per day. This allows your body to enter a state of ketosis, where instead of relying on glucose from carbohydrates, it starts burning fat for energy.

Chinese Yam, or Dioscorea opposita as it's scientifically known, contains 13.8 grams of net carbs per 100 grams. That means if you're on a strict ketogenic diet, just 100 grams of Chinese Yam would account for a significant portion, if not all, of your daily net carb allowance. And that's just one food item!

This high carbohydrate content in Chinese Yam, relative to the keto diet's macro-nutrient requirements, puts it out of the list of "keto-friendly" foods. It's always crucial to remember that while the Chinese Yam is nutrient-rich, in the world of keto, its high carbohydrate content outweighs its other nutritional merits.

Of course, nutrition isn't just about numbers. It's about quality as well. Chinese Yam is dense in other nutrients, like vitamins and minerals, that are great for overall health. But unfortunately, when it comes to keto, the balance of macro-nutrients is key, and Chinese Yam's carbohydrate content tips the scale in the wrong direction.

Can Chinese Yam be Incorporated into a Strict Keto Diet?

Let's delve deeper into the question: Can Chinese Yam be incorporated into a strict keto diet? Given its high net carb content, the answer is not straightforward. In a strict keto diet, where the daily net carb intake is very limited, incorporating Chinese Yam could prove challenging.

As we've discussed, Chinese Yam contains 13.8 grams of net carbs per 100 grams. This represents a significant portion or potentially the entirety of your daily net carb allowance if you're on a strict keto diet. It's worth noting that this doesn't factor in other food that you might consume throughout the day, which also add to your carb count.

Now, you might be wondering if there's any wiggle room here. Could you incorporate just a tiny amount of Chinese Yam into your diet and still remain in ketosis? In theory, it might seem possible. However, it's important to remember that the goal of a strict keto diet is not just to limit carb intake but to shift your body's metabolism to ketosis, where it burns fat for energy instead of glucose. Consuming high-carb foods like Chinese Yam, even in small amounts, may disrupt this metabolic state.

Therefore, while Chinese Yam is nutritiously dense, from a macro-nutrient perspective, it is not well-suited to a strict keto diet. There's a reason why keto diet followers often turn to foods like leafy greens, avocados, and lean meats - these foods are low in carbs while still providing vital nutrients.

If you're on a strict keto diet, it's crucial to keep track of your carb intake. There are several tools and apps available that can help you with this. These tools allow you to log in what you eat and drink throughout the day, providing you with a detailed breakdown of your nutrient intake.

Delving into the Carbohydrate Content of Chinese Yam

To fully grasp why Chinese Yam isn't the best fit for a keto diet, it's important to understand the nutritional makeup of this East Asian staple, particularly its carbohydrate content.

Chinese Yam, or Dioscorea opposita, contains 13.8 grams of net carbs per 100 grams. Net carbs are a crucial concept for anyone following a ketogenic diet. They are calculated by subtracting the grams of fiber from the total grams of carbohydrates in a food item. Since our bodies don't digest fiber and it doesn't raise blood sugar levels, it doesn't count towards our daily carb limit on a keto diet.

However, Chinese Yam, despite its other nutritional merits, is primarily composed of carbs. The specific carbohydrate content can vary a bit depending on the size and exact variety of the yam, but in general, 100 grams of Chinese Yam will have approximately 13.8 grams of net carbs.

Let's put that into perspective with some serving size examples. Say you decide to incorporate Chinese Yam into your meal and you serve yourself a modest portion of 150 grams. That serving alone would contain approximately 20.7 grams of net carbs, which could be the entirety of your daily carb allowance on a stricter keto diet. And keep in mind, this doesn't take into account any other carb-containing foods you might consume throughout the day.

For someone on a ketogenic diet, keeping track of net carbs is essential to maintaining a state of ketosis, where the body burns fat for fuel instead of carbohydrates. Given the high net carb content of Chinese Yam, incorporating it into a keto diet could pose a challenge to maintaining this balance.

Nutritional Snapshot of Chinese Yam

Chinese Yam, also known as Mountain Yam, offers an array of essential nutrients in its 100g sample. This tuber, low in calories, with just 67kcal per 100g, and high in water content (81.44g), forms an excellent addition to a well-balanced diet.

Our focus will first fall on the macronutrients in this food item. The Chinese Yam contains 13.8g of net carbs, where the carbohydrate content is 16.3g, and the fiber content is 2.5g. The fiber content is essential for maintaining a healthy digestive system. Notably, the total fat content is very low, at just 0.1g, making it a heart-friendly option.

In terms of protein, the Chinese Yam contains 1.34g, contributing to the necessary amino acids needed for body functions. The amino acids include Tryptophan, Threonine, Isoleucine, Leucine, Lysine, Methionine, Cystine, Phenylalanine, Tyrosine, Valine, Arginine, Histidine, Alanine, Aspartic acid, Glutamic acid, Glycine, Proline, and Serine.

Shifting our attention to the micronutrients, the Chinese Yam is abundant in several vital elements. It contains 418.0mg of Potassium, which plays a substantial role in maintaining fluid balance in the body and promoting healthy blood pressure. Sodium is also present, albeit in a much smaller quantity (13.0mg), striking a balance in electrolytes.

For bone health, Chinese Yam provides Calcium (26.0mg) and Phosphorus (34.0mg). The Magnesium content (12.0mg) contributes to various biochemical reactions in the body, including nerve and muscle function, protein synthesis, and blood glucose control.

The Chinese Yam is a good source of several vitamins. It presents a fair amount of Vitamin B-6 (0.18mg), which is crucial for brain development and function. It also contains Vitamin C (2.6mg), known for its antioxidant properties, and Vitamin E (0.21mg), which aids in immune function.

In the trace minerals category, Iron (0.44mg), Zinc (0.27mg), Copper (0.11mg), and Manganese (0.24mg) are present. These elements are imperative for several physiological functions, including oxygen transport, immune function, and the breakdown of proteins and fatty acids.

Finally, in terms of fatty acids, the Chinese Yam contains a very tiny amount of saturated fatty acids (0.02g) and a slightly higher quantity of polyunsaturated fatty acids (0.04g), which are known to help reduce cholesterol levels.

Nutrient NameAmount and Unit per 100g
Net Carbs 13.8g
Carbohydrate, by difference 16.3g
Fiber, total dietary 2.5g
Total fats 0.1g
Protein 1.34g
Sodium, Na 13.0mg
Potassium, K 418.0mg
Magnesium, Mg 12.0mg
Calcium, Ca 26.0mg
Vitamin B-6 0.18mg
Vitamin C, total ascorbic acid 2.6mg
Vitamin E (alpha-tocopherol) 0.21mg
Vitamin K1 1.4ug
Copper, Cu 0.11mg
Iron, Fe 0.44mg
Phosphorus, P 34.0mg
Selenium, Se 0.7ug
Zinc, Zn 0.27mg
Manganese, Mn 0.24mg
Thiamin 0.1mg
Riboflavin 0.02mg
Niacin 0.48mg
Pantothenic acid 0.43mg
Folate, total 14.0ug
Calories 67.0kcal
Water 81.44g
Tryptophan 0.01g
Threonine 0.05g
Isoleucine 0.04g
Leucine 0.08g
Lysine 0.05g
Methionine 0.02g
Cystine 0.02g
Phenylalanine 0.06g
Tyrosine 0.04g
Valine 0.05g
Arginine 0.11g
Histidine 0.03g
Alanine 0.06g
Aspartic acid 0.14g
Glutamic acid 0.16g
Glycine 0.05g
Proline 0.05g
Serine 0.07g
Fatty acids, total saturated 0.02g
Fatty acids, total monounsaturated 0.0g
Fatty acids, total polyunsaturated 0.04g
This data was provided by the US Department of Agriculture's FoodData Central system.
'Chinese Yam' was not found in FoodData Central, so nutritional data for 'Mountain yam, hawaii, raw' was used instead under Cast Iron Keto's editorial and research standards.

Health Implications of Chinese Yam on a Keto Diet

The potential health implications of including Chinese Yam in a ketogenic diet primarily revolve around its impact on ketosis, the metabolic state that a ketogenic diet aims to achieve.

As we've discussed, a fundamental principle of the keto diet is limiting net carbohydrate intake to encourage the body to use stored fat as its primary fuel source, instead of glucose from carbs. Achieving and maintaining this state of ketosis is the crux of a keto diet. This is where Chinese Yam, with its high net carb content, poses a challenge.

Even a modest serving of Chinese Yam can take a significant bite out of your daily carb allowance on a keto diet. This means you could potentially be knocked out of ketosis, hindering the metabolic shift that the diet aims to achieve.

Now, this doesn't mean Chinese Yam lacks nutritional value. Quite the opposite. Chinese Yam is known to be rich in a variety of nutrients. It boasts a good amount of dietary fiber, vitamin C, and several B vitamins, as well as important minerals like potassium, manganese, and copper. These nutrients play crucial roles in many bodily functions, including immunity, energy production, and maintaining healthy skin and hair.

Moreover, Chinese Yam also contains unique health-promoting compounds. One such compound is allantoin, a natural compound that can accelerate the growth of healthy tissue and reduce inflammation. Despite these benefits, the high carb content of Chinese Yam makes it a tricky food to incorporate into a keto diet without upsetting the delicate balance that keeps the body in a state of ketosis.

Avoiding Chinese Yam in Your Keto Meal Plan

While the Chinese Yam might seem like a tempting addition to your diet given its nutritional profile, it's important to consider the potential impact on your keto meal plan. Here are some practical tips and methods to avoid Chinese Yam while sticking to your keto-friendly diet.

  1. Know Your Foods: Awareness is a critical first step. Understand the nutritional content of the foods you're consuming. Remember that Chinese Yam, despite its health benefits, is high in net carbs, which can disrupt the balance of a keto diet.
  2. Read Labels: This is especially important when shopping for pre-packaged foods. Chinese Yam may be included in some ready-made meals, soups, or even health drinks. Always read the ingredient list and nutrition facts to ensure that the product aligns with your keto diet.
  3. Meal Prep: Preparing your meals in advance gives you complete control over your ingredients and helps ensure you're not including high-carb foods like Chinese Yam in your diet.
  4. Substitute Wisely: If you crave the unique flavor and texture of Chinese Yam, look for keto-friendly alternatives. For instance, considering its texture, cauliflower or jicama might provide a similar mouthfeel without the high carbs.
  5. Embrace Variety: The key to a sustainable diet is not feeling deprived. Include a wide range of keto-friendly vegetables, healthy fats, and proteins in your diet to keep your meals interesting and satisfying.

Navigating dining out or eating at social gatherings can be a bit tricky, especially in Asian cuisines where Chinese Yam is a common ingredient. In such cases, don't hesitate to ask about the ingredients in your dish. Most restaurants are happy to accommodate dietary restrictions or preferences.

Keto-Compatible Alternatives for Chinese Yam

If you're adhering to a ketogenic diet and find yourself missing the texture or taste of Chinese Yam, fear not! There are several keto-friendly alternatives that can make for a suitable stand-in while keeping your carb count low.

  1. Cauliflower: This versatile veggie can be an excellent substitute for Chinese Yam, especially when it comes to texture. With roughly 3 grams of net carbs per 100 grams, it's a much more keto-friendly option. You can rice it, roast it, or even steam and mash it for a low-carb side dish.
  2. Jicama: Known as the "Mexican yam bean," jicama shares a similar texture to Chinese Yam but with significantly less net carbs - around 4 grams per 100 grams. It's excellent in stir-fries or can be sliced and baked for a crunchy, keto-friendly snack.
  3. Celeriac: This root vegetable, also known as celery root, has a unique earthy flavor and is another low-carb alternative to Chinese Yam, containing just about 5.9 grams of net carbs per 100 grams. It can be mashed, roasted, or used in soups and stews.
  4. Zucchini: With just 2.4 grams of net carbs per 100 grams, zucchini can be a great stand-in for Chinese Yam in many dishes. From zucchini noodles ("zoodles") to stuffed zucchini boats, the options are plentiful.
  5. Kohlrabi: Sometimes referred to as the German turnip, kohlrabi has a slightly crunchy texture and sweet taste, similar to a Chinese yam, but only contains about 3.6 grams of net carbs per 100 grams. It can be sliced for use in salads, roasted, or mashed.

Each of these alternatives brings its own unique set of nutrients to the table, but all are significantly lower in net carbs than Chinese Yam. Like the Chinese Yam, they're all good sources of dietary fiber, and they also bring a variety of vitamins and minerals to your meals.

Concluding Thoughts on Chinese Yam and Keto

Navigating the complex world of diet and nutrition can be a challenging task, especially when trying to adhere to a specific diet like keto. From our exploration, it's clear that while Chinese Yam offers a host of nutritional benefits, its high net carb content makes it less compatible with a ketogenic diet.

We've covered how a modest serving of Chinese Yam can potentially eat up a significant portion of your daily carb allowance on a strict keto diet. This could disrupt the ketosis process and make it harder to achieve the metabolic state that keto dieters aim for. Instead, it may be more beneficial to opt for lower-carb foods that provide similar nutritional benefits.

While Chinese Yam might not be the best fit for a keto diet, its rich nutritional profile, which includes dietary fiber, vitamin C, B vitamins, and essential minerals like potassium, manganese, and copper, can make it an excellent addition to a balanced, varied diet.

The good news is, there are numerous low-carb, keto-friendly alternatives out there. From cauliflower and jicama to celeriac, zucchini, and kohlrabi, these substitutes not only help keep your carb count down, but also introduce a variety of textures and flavors to your meals.

As we navigate our dietary choices, it's also worth considering the bigger picture beyond just macro-nutrient content. Chinese Yam, for instance, is known to contain unique health-promoting compounds like allantoin that can support overall health.

Lastly, one unique idea to consider is the impact of cooking methods on carb content. Some methods, like boiling, can actually increase the net carb content of foods. Therefore, being mindful of not just what we eat, but how we prepare it, can be another effective strategy in managing our carb intake.

Explore our Is It Keto Knowledge Hub.

Is Air Potato Yam Keto-Friendly
Is Lesser Yam Keto-Friendly
Is White Yam Keto-Friendly
Are Yams Keto Friendly

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

While most types of yam, including Chinese Yam, are relatively high in carbs, there may be minor variations in carb count based on the type of yam. However, in general, yams are considered high-carb foods and may not suitable for a keto diet.

Chinese Yam, also known as Dioscorea opposita or Nagaimo, contains about 28 grams of carbs per 100 grams. This high carb content makes it difficult to include in a low-carb, keto diet while staying within daily carb limits.