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Lentils vs Lupins: Difference & Similarities

This article explains the key similarities and differences between lentils and lupins, foods from the legumes and legume product group. Read on to learn more about the lentils vs lupins comparison.
Dennis Gillett, Health & Fitness Writer

Written by Dennis Gillett, Health & Fitness Writer. Updated on January 7, 2023.

Lentils and lupins belong to the legumes and legume products food group, one of the staple food groups for people on a plant-based diet.

Legumes and most legume products are an affordable source of plant protein, dietary fiber, B vitamins, and minerals such as iron, calcium, potassium, and zinc, minerals that are usually harder to get on a plant-based diet.

This article will thoroughly compare lentils and lupins and help you learn more about their similarities and differences.


Lentils (Lens culinaris) are a type of legume that are native to the Middle East and have been consumed for thousands of years.

They are small, round, and come in various colors, including green, brown, red, and yellow. Lentils are a popular ingredient in many cuisines worldwide and are highly valued for their nutritional content.

One of the main health benefits of lentils is their high protein content. In fact, lentils are one of the highest plant-based protein sources, making them a popular choice for vegetarians and vegans.

Lentils are also high in fiber, which can help to improve digestion and lower cholesterol levels.

They are rich in nutrients such as iron, potassium, and B vitamins. They also contain many plant compounds that have been shown to have antioxidant and anti-inflammatory effects.

Regarding versatility, lentils can be easily incorporated into various dishes, such as soups, stews, and salads.

They are also budget-friendly ingredients that can be used in place of meat to add protein and nutrients to meals.

Lentils are an excellent source of Vitamin B1 (Thiamine), Vitamin B5 (Pantothenic acid), Vitamin B6 (Pyroxidine), and Vitamin B9 (Folate).

They also contain a good amount of Vitamin B2 (Riboflavin), and Vitamin B3 (Niacin) and some Vitamin C, and Vitamin K.


Lupins (Lupinus) are a type of legume native to the Mediterranean region and the Americas.

They are a popular ingredient in many vegan and vegetarian dishes due to their high protein and fiber content, as well as their nutty, slightly sweet flavor.

Actually, lupins are the legume highest in protein and healthy, unsaturated fats.

Lupins are also a good source of several important nutrients, including potassium, iron, and B vitamins.

They can be enjoyed in a variety of dishes, such as lupin flour bread, pancakes, and pasta. Lupins are also often consumed as a cold appetizer, similar to olives.

In addition to being a nutritious food, lupins have been shown to have a number of potential health benefits.

They have been linked to lower cholesterol levels and improved blood sugar control, and may also help to reduce the risk of certain types of cancer.

Lupins are an excellent source of Vitamin B1 (Thiamine), and Vitamin B9 (Folate).

They also contain a good amount of Vitamin B2 (Riboflavin), Vitamin B3 (Niacin), Vitamin B5 (Pantothenic acid), and Vitamin B6 (Pyroxidine) and some Vitamin C, and Vitamin K.

Lentils vs Lupins Nutrition

Now that we’ve described the origin, taste, and usage of these foods, we can move to the most interesting part – comparing lentils vs lupins.

This comparison will start by comparing the caloric value of lentils and lupins and their macronutrients and then go more in-depth by analyzing their vitamin and mineral content.

Energy352 kcal371 kcal
Carbs63.4 g40.4 g
Sugar2.03 g2.03 g
Fiber10.7 g18.9 g
Protein24.6 g36.2 g
Fat1.06 g9.74 g
Saturated Fat0.154 g1.16 g

Lentils vs Lupins Calories

Most calories in raw legumes come from carbs. Peanuts are an exception here, but they are often considered a nut instead of a legume because of their nutritional profile.

Comparing lentils vs lupins for weight loss, lentils are slightly lower in calories, with 352 calories per 100 grams, compared to 371 calories per 100 grams of lupins.

However, both lentils and lupins can and should be a part of a healthy diet, and neither one shouldn’t be avoided if you’re looking to lose weight.

Lentils vs Lupins Protein

Legumes and most legume products, including lentils and lupins, are important sources of plant-based protein.

Lupins offer around 32% more protein than lentils.

Lupins have 36.2 grams of protein per 100 grams, while lentils have 24.6 grams of protein per 100 grams.

Lentils vs Lupins Carbs

Counting carbs can be important for some people for different reasons, including blood sugar control, weight management, or athletic performance.

It’s also important for people on a keto diet, so let’s compare the carbs content in lentils and lupins.

The total amount of carbohydrates is around 36% higher in lentils than in lupins. They have 63.4 grams per 100 grams, compared to 40.4 grams in lupins.

One handful of lentils and lupins (28 grams) contains 0.6 grams of sugar, the same amount.

Lastly, let’s take a look at the dietary fiber in lentils and lupins.

Dietary fiber keeps the digestive system healthy and helps with weight management by promoting a sense of fullness.

With 5.3 grams of fiber per portion, lupins are a better source of fiber than lentils which offer 3 grams per portion.

Lentils vs Lupins Fats

Like most other legumes, with the exception of lupins and peanuts, lentils and lupins are low in fat.

Fats in lentils and lupins are mostly healthy unsaturated fats. They are naturally cholesterol-free and trans-fat-free.

Total fat in lentils and lupins:

  • Lentils: 1.1 grams per 100 grams
  • Lupins: 9.7 per 100 grams

Speaking of saturated fats, lentils are 83% lower in saturated fats.

Lentils and lupins contain 0.2 grams and 1.2 grams of saturated fat per 100 grams, respectively.

Lentils vs Lupins Vitamins Content

This section will discuss the vitamin content of lentils and lupins.

Vitamins are micronutrients, meaning we need only a small amount. However, they are very important for many processes in our bodies.

Lentils have a higher amount of vitamin C, and vitamin B2 (Riboflavin).

However, lupins have a higher amount of vitamin A, vitamin B1 (Thiamine), vitamin B3 (Niacin), vitamin B5 (Pantothenic acid), vitamin B6 (Pyroxidine), and vitamin B9 (Folate).

Lentils and lupins contain the same amount of vitamin D, vitamin B12 (Cobalamin), vitamin E, and vitamin K.

The following table shows the exact amount of vitamins lentils and lupins contain side by side, so you can easily compare them.

Vitamin A39 IU0
Vitamin C4.5 mg4.8 mg
Vitamin D00
Vitamin B1 (Thiamine)0.873 mg0.64 mg
Vitamin B2 (Riboflavin)0.211 mg0.22 mg
Vitamin B3 (Niacin)2.6 mg2.19 mg
Vitamin B5 (Pantothenic acid)2.14 mg0.75 mg
Vitamin B6 (Pyroxidine)0.54 mg0.357 mg
Vitamin B9 (Folate)479 µg355 µg
Vitamin B12 (Cobalamin)00
Vitamin E0.49 mg0.49 mg
Vitamin K5 µg5 µg

Lentils vs Lupins Minerals Content

Minerals are important for our body to function properly. We need only a small amount of minerals, so they are called micronutrients.

Some minerals, like iron, calcium, zinc or, iodine, are relatively hard to get on a plant-based diet, so it’s important to choose your foods thoughtfully. This part of the lentils and lupins comparison focuses on their mineral content.

Lentils are a better source of calcium, copper, magnesium, manganese, phosphorus, potassium, selenium, sodium, and zinc than lupins.

On the other hand, lupins are a higher amount of iron.

Lentils and lupins contain the same amount of fluoride.

Check out the table below to learn how lentils and lupins compare when it comes to mineral content.

Calcium35 mg176 mg
Copper0.754 mg1.02 mg
Iron6.51 mg4.36 mg
Magnesium47 mg198 mg
Manganese1.39 mg2.38 mg
Phosphorus281 mg440 mg
Potassium677 mg1010 mg
Selenium0.1 µg8.2 µg
Sodium6 mg15 mg
Zinc3.27 mg4.75 mg

The Final Word

Lentils and lupins are highly nutritious and a great addition to a plant-based diet.

Both lentils and lupins are high in specific vitamins and minerals, and including them in your diet will give you the most benefits they offer.

Antioxidants found in beans and legumes can help to protect cells from damage and may reduce the risk of certain diseases and the effects of aging.

Additionally, the fiber and other nutrients in these foods can support the health of the digestive system and may even help to prevent certain digestive cancers.

Legumes are versatile food that can be incorporated into any meal of the day, including breakfast, lunch, or dinner. They can be served hot or cold, making them a convenient and tasty addition to a variety of dishes.


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