Spinach benefits come from its high levels of vitamins A, C, and E, as well as antioxidant compounds like lutein, zeaxanthin, and kaempferol. These nutrients help protect cells from damage, support skin health, and reduce the risk of cardiovascular disease.
This dark green vegetable is also a good source of minerals such as potassium, calcium, and iron, which play key roles in blood pressure control and the prevention of anemia. You can get the health benefits of spinach by eating about 90 grams of it, roughly five times a week, either raw or cooked.
Spinach is a versatile and affordable ingredient that can be added to salads, soups, stews, or natural juices to boost overall nutrition. Its nutrient absorption improves when eaten with foods that contain healthy fats, such as vegetable oils or animal-based products.
Health benefits
The main benefits of spinach are:
1. Improving eye health
Spinach is rich in antioxidants such as lutein and zeaxanthin, which help protect eye cells by neutralizing harmful free radicals. As a result, this leafy green can support better vision and overall eye health.
In addition, spinach has large amounts of beta-carotene and vitamin A, nutrients that help maintain healthy eye cell membranes and protect against vision problems such as dry eyes, night blindness, and age-related macular degeneration.
2. Preventing anemia
Spinach helps prevent anemia because it is rich in iron. According to the CDC, iron is an essential mineral needed to produce hemoglobin, which allows red blood cells to carry oxygen throughout the body. Inadequate intake can lead to iron-deficiency anemia.
Spinach also contains folic acid, which is essential for producing healthy red blood cells and maintaining their normal levels.
To boost iron absorption from spinach, finish your meal with a citrus fruit such as an orange, tangerine, pineapple, or kiwi.
3. Regulating blood pressure
Spinach is rich in nitrates and potassium, both of which help relax blood vessels. According to the American Heart Association (AHA), diets rich in potassium help counteract the effects of sodium, relax blood vessel walls, and support healthy blood pressure levels
In addition, the magnesium in spinach acts as a natural calcium channel blocker, preventing the release of the neurotransmitter norepinephrine. Because norepinephrine raises blood pressure, inhibiting its release can help lower it.
4. Protecting against cardiovascular disease
Spinach contains vitamin C, lutein, and polyphenolic compounds such as quercetin and kaempferol, which have strong antioxidant properties. These substances help protect blood vessel cells from oxidative stress, reducing damage that can cause the artery walls to thicken.
As a result, regular consumption of spinach may help prevent or lower the risk of cardiovascular disease, including atherosclerosis, heart attack, and stroke.
5. Keeping bones healthy
Spinach is rich in calcium, magnesium, and phosphorus, minerals that are essential for strengthening bones, improving bone density, and maintaining bone health. Regular consumption can help prevent conditions such as osteoporosis, osteopenia, and rickets.
6. Promoting weight loss
Spinach is low in calories. Each 100 g of raw or cooked leaves has approximately 23 calories, making it a great choice for weight loss diets. It is also rich in fiber, which helps you feel full and reduces hunger.
7. Regulating blood sugar levels
Laboratory and animal studies suggest that thylakoids found in spinach may enhance insulin sensitivity and help lower blood sugar by inhibiting enzymes involved in carbohydrate digestion.
However, more research in humans is needed to confirm these potential benefits.
8. Maintaining brain health
Spinach is rich in anti-inflammatories and antioxidants, including vitamin E and lutein, which help protect neurons from damage. These nutrients support brain health and may reduce the risk of age-related neurodegenerative diseases such as Alzheimer’s.
9. Strengthening the immune system
Spinach is rich in nutrients such as vitamins A and C, which help strengthen the immune system. It improves the response of defense cells, which is essential for preventing and fighting infections.
Spinach is rich in nutrients, including vitamins A and C, which help strengthen the immune system by improving the activity of the body’s defense cells to help prevent and fight infections.
10. Improving skin appearance
Because it is rich in antioxidants like beta-carotene and vitamins A, C, and E, spinach helps protect the skin by neutralizing free radicals that damage healthy skin cells and contribute to premature aging.
The vitamin C in spinach also helps boost collagen production in the skin, making it firmer and reducing wrinkles and fine lines. It also contains vitamin A, which protects the skin from damage caused by the sun’s ultraviolet (UV) rays.
11. Helping to fight cancer
Laboratory studies using cervical cancer cells suggest that glycolipids found in spinach may destroy these cancer cells or help slow their growth.
In addition, the polyphenols found in spinach, such as lutein and kaempferol, have strong antioxidant properties and have been shown to help inhibit the growth and promote the destruction of breast, colon, esophageal, prostate, and liver cancer cells.
However, human studies are still needed to prove these benefits.
Nutrition facts
The following table provides nutritional information for a 100 g serving of raw vs sauteed spinach:
To gain all the benefits of spinach mentioned above, it should be included as part of a balanced, healthy diet.
How to prepare
Spinach can be enjoyed raw, cooked, or sautéed. It works well as a side dish or added to salads, creamy dishes, juices, and sauces.
Spinach can also be used in recipes for fritters, soups, pies, and soufflés. These options make it easy to include spinach in different meals throughout the day.
There’s no specific recommended amount for spinach. However, the general guideline for vegetable intake is 2 to 3 servings per day, or roughly 160 to 240 grams in total.
Raw spinach
Eating too much raw spinach is not recommended for people who have kidney stones or are prone to developing them, since its high oxalate content can contribute to stone formation. Those at higher risk include individuals with reduced kidney function, low fluid intake, or a high-salt diet.
In these situations, it’s best to choose boiled or steamed spinach, as these cooking methods help lower the food’s oxalate content.
Also recommended: 20 High Oxalate Foods (& How to Reduce In Your Diet) tuasaude.com/en/high-oxalate-foodssHealthy recipes
Spinach can be eaten raw, as long as it is properly washed. It can also be cooked or sautéed and added to a variety of recipes.
Some spinach recipes that are quick, easy to prepare, and nutritious include:
1. Cream of spinach
Ingredients:
- 1 bunch of washed spinach;
- 1 cup skim milk;
- 2 tablespoons olive oil;
- 2 tablespoons whole wheat flour;
- 3 tablespoons of light grated cheese;
- Grated nutmeg to taste;
- Salt and ground pepper to taste.
Directions:
Place the spinach in a pan with a pinch of salt and cook over low heat until wilted. Drain any excess liquid, then chop the spinach finely.
In a separate pan, heat the olive oil and add the chopped spinach and whole wheat flour. Gradually pour in the milk, stirring continuously until smooth. Season with nutmeg and black pepper, if desired. Stir in the grated cheese and cook for a few more minutes until well combined. Remove from heat and serve.
This recipe makes 4 servings.
2. Oven-baked spinach dumplings
Ingredients:
- 1 bunch of washed spinach;
- 2 whole eggs;
- 1 small onion, chopped;
- 2 tablespoons of olive oil;
- 2 garlic cloves, crushed;
- 2 cups skim milk;
- 2 tablespoons of low-fat grated cheese;
- 2 cups whole wheat flour;
- 1 tablespoon baking powder;
- Salt and black pepper to taste.
Directions:
Cook the spinach over low heat with a pinch of salt. Once it releases water, drain it well and chop (or puree) the spinach.
In a separate pan, heat the olive oil and sauté the chopped onion and crushed garlic. Add the cooked spinach, mix well, then remove from heat and let it cool.
Beat the eggs and add them to the spinach mixture. Gradually stir in the milk, seasoning with salt to taste. Add the Parmesan cheese, whole wheat flour, and baking powder, and mix until combined. If you like, season with a pinch of black pepper.
Shape the mixture into balls using your hands or two spoons and place them on a baking tray lined with parchment paper or foil. Alternatively, you can spoon the mixture into small molds lightly greased with olive oil.
Bake in a preheated oven at 180°C for 25-30 minutes. Serve warm. This recipe makes about 10 to 12 dumplings.
3. Sautéed spinach
Ingredients:
-
1 bunch of spinach;
-
1 clove of garlic, chopped or crushed;
-
1 tablespoon of olive oil;
-
Salt and black pepper to taste.
Directions:
Wash the spinach leaves and let them drain well. In a skillet, add the olive oil and heat over medium heat. Once it’s hot, add the garlic and sauté for 1 minute, stirring with a spoon.
Add the spinach leaves, salt, and pepper, and stir well for 1 to 2 minutes. Turn off the heat and serve right away.
4. Spinach soufflé
Ingredients:
- ½ bunch of washed spinach;
- 1 tablespoon whole wheat flour;
- ½ cup warm skim milk;
- 2 egg whites beaten until fluffy;
- 2 egg yolks;
- ½ tablespoon lightly grated cheese;
- Olive oil for greasing;
- Salt to taste.
Directions:
Add the spinach to a pan and sauté until wilted. Drain any excess liquid and set aside.
In a separate pan, heat the milk, then gradually whisk in the whole wheat flour until the mixture thickens. Remove from the heat and let it cool slightly.
Stir in the egg yolks, Parmesan cheese, and the sautéed spinach, then gently fold in the beaten egg whites.
Pour the mixture into a baking dish greased with olive oil and bake in a preheated oven at 180ºC for about 40 minutes, or until golden and set.
Serve warm. Makes 4 servings.