Lemons (Citrus limon) is the world's most popular citrus fruit.

The fruits grow on lemon trees, and it is a hybrid of the original citron and lime.

many ways can be offered to enjoy the lemons. They taste very sour and are usually difficult to eat alone or as a complete fruit.

Instead, they can be taken as a garnish with meals, and the juice is often used to be taken with its sour flavor, which is a key ingredient in lemonade.

lemons contain many plant compounds, minerals, and essential oils as a great source of vitamin C and fiber.

The lemon fruit also has many potential health benefits. Eating lemons may reduce the risk of heart disease, cancer, and kidney stones.Share on Pinterest

Nutrition facts

Lemons contain very limited amount of fat and protein. It consist mainly of carbs (10%) and water (88–89%).

A medium lemon provides only about 20 calories.

The nutrients in 1/2 cup (100 grams) of raw, peeled lemon are (1Trusted Source):

Calories: 29

Water: 89%

Protein: 1.1 grams

Carbs: 9.3 grams

Sugar: 2.5 grams

Fiber: 2.8 grams

Fat: 0.3 grams

Carbs

The carbohydrates in lemons are primarily made of fibers and simple sugars, such as glucose, fructose, and sucrose.

Fiber

The main fiber in lemons is pectin.

Through slowing down the digestion of sugar and starch, Soluble fibers like pectin can lower blood sugar levels.

Dietary fibers are an essential part of a healthy diet and have numerous health benefits 

Vitamins and minerals

Lemons provide several vitamins and minerals.

Vitamin C. An essential vitamin and antioxidant, vitamin C is critical for immune system and  health of skin

Potassium. A diet high in potassium can lower blood pressure levels and have positive effects on heart health 

Vitamin B6. A group of related vitamins, B6 is responsible for converting food into energy.

Other plant compounds

Plant compounds are natural substances found in plants, some of which are beneficial for health.

The plant compounds contained in lemons and other citrus fruit may be good for treatment of cancer, cardiovascular disease, and inflammation.

These are the main plant compounds in lemons:

Citric acid. The most abundant organic acid in lemons, citric acid may help prevent the kidney from suffering caused by formation of stones.

Hesperidin. This antioxidant may strengthen your blood vessels and prevent atherosclerosis .

Diosmin. An antioxidant used in some drugs that have influence on the circulatory system, diosmin raises muscle tone and reduces chronic inflammation in your blood vessels 

Eriocitrin. This antioxidant is included in lemon peel and juice

D-limonene. Found mainly in the lemon peel, d-limonene is the main elements of lemon essential oils and responsible lemons’ distinct aroma. Seperately, it can relieve heartburn and stomach reflux