What is the difference between kale and spinach?

The main difference between kale and spinach is that kale is high in vitamin C and vitamin K, while spinach is high in iron .

Kale and spinach are two types of plants whose leaves are edible and extremely nutritious. Kale is a member of the cabbage family, while spinach is a member of the Amaranthaceae family. In addition, kale is a biennial while spinach is an annual .

Key areas covered

1. What is kale - definition, properties, nutritional value 2. What is spinach - definition, properties, nutritional value 3. What are the similarities between kale and spinach - overview of the common characteristics 4. What is the difference between kale and spinach - comparison the main differences

key terms

Anti-Cancer Agents, Annuals, Biennials, Carotenoids, Iron, Kale, Spinach

Difference Between Kale and Spinach - Summary of Comparison

What is kale

Kale is a type of leafy vegetable that belongs to the Brassica family. This family includes cruciferous vegetables such as cabbage, broccoli, cabbage, and Brussels sprouts. Above all, kale is rich in vitamin K. It also contains vitamins A, C, B6, E, folic acid , thiamine, riboflavin and pantothenic acid. Kale contains significant amounts of iron, manganese, calcium, potassium, and phosphorus.

What is the difference between kale and spinach?

Figure 1: Kale

The main characteristic of the kale leaves is that they are dark green and curly. Kale has high levels of anti-inflammatory, antioxidant, and cancer-fighting substances. The two main antioxidants in kale are carotenoids and flavonoids. The most important carotenoids here are beta-carotene and lutein. For example, there are over 45 types of flavonoids in kale. On the other hand, kale can work against various types of cancer such as breast, bladder, ovarian, and prostate cancer.

What is spinach

Spinach is another type of leafy green that is rich in nutrients. It belongs to the Amaranthaceae family. Spinach comes from Central and West Asia. Its leaves are edible as a vegetable, either fresh, canned, frozen, chopped, or dehydrated. Most of all, spinach is rich in iron. It's also rich in vitamins A, C, K, E, B, B6, riboflavin, folic acid, magnesium, manganese, potassium, and calcium.

Difference Between Kale and Spinach

Figure 2: Spinach

In addition, the antioxidants found in spinach are carotenoids. The main form of carotenoids in spinach are epoxyxanthophylls, which can prevent prostate cancer from forming. In addition, epoxyxanthophylls reduce excessive inflammation. The other types of carotenoids in spinach are beta carotene, lutein, and zeaxanthin. Spinach also contains some flavonoids. Another important ingredient in these vegetables are glycoglycerolipids, a type of fat-like molecule that protects the lining of the digestive tract.

Similarities Between Kale and Spinach

  • Kale and spinach are two plants whose leaves are edible.
  • In addition, both are high in nutritional value and are high in iron, vitamins A, C and K.
  • They also contain anti-cancer agents.

Difference Between Kale and Spinach

definition

Kale refers to a hardy variety of cabbage that produces upright stems with large leaves and no compact head, while spinach refers to an edible Asian goosefoot family with large dark green leaves that are commonly eaten as a vegetable.

family

The main difference between kale and spinach is that kale belongs to the Brassica family, while spinach belongs to the Amaranthaceae family.

species

In addition, kale is Brassica oleracea while spinach is Spinacia oleracea.

leaves

The shape and color of the leaves add to another difference between kale and spinach. The leaves of the kale are green or purple and its central leaves do not form a head, while the leaves of the spinach are green and the shape can be alternate, simple, egg-shaped to triangular.

texture

The texture of the leaves is another difference between kale and spinach. The leaves of the kale are hard while the leaves of the spinach are soft.

taste

In addition, kale has a slightly bitter taste, while spinach has a mild taste.

Life cycle

There is also a difference between kale and spinach based on their life cycle. Kale is a biennial while spinach is an annual.

Nutritional value

Raw kale has 84% ​​water, 9% carbohydrates, 4% protein, and 1% fat, while raw spinach has 91% water, 4% carbohydrates, 3% protein, and negligible fat.

Diseases

Also, kale can fight high blood pressure, diabetes, depression, and cancer, while spinach can fight high blood pressure, diabetes, cancer, and constipation.

diploma

Kale is a leafy green that is rich in vitamins C and K. It's also high in antioxidants and can help prevent cancer. Spinach, on the other hand, is another type of leafy green that is high in iron. It is good for constipation. The main difference between kale and spinach is their slightly different nutritional value.

References:

1. Logosh, Stephanie. “Food Face-Off: Health Benefits of Kale vs. Spinach.” One Green Planet , April 23, 2014, available here

Image courtesy:

1. “Boerenkool” by Rasbak - Own work ( CC BY-SA 3.0 ) via Commons Wikimedia 2. “Spinacia oleracea Spinazie bloeiend” By Rasbak - Own work ( CC BY-SA 3.0 ) via Commons Wikimedia

About the author: Lakna

Lakna, a graduate in molecular biology and biochemistry, is a molecular biologist and has a broad and strong interest in discovering things related to nature