Capsicum, otherwise known as bell pepper or shimla mirch in India, is a delectable and highly nutritious vegetable available in various colours like green, red, yellow, and orange. Capsicum can be consumed in the form of salads, stir-fries, curry, sandwiches, and other dishes.
Capsicum is inherently a low-calorie vegetable and contains vitamin C, vitamin A carotenoids, vitamin B6, folate, fibre, and antioxidants. Consumption of capsicum on a regular basis as part of a healthy diet keeps one healthy and well-nourished.
Nutritional Value of Capsicum

Capsicum is a vegetable that has high water content. The calorific value per 100 grams of this vegetable is around 20-30 calories depending upon the type.
It contains vitamin C, carotenoids, vitamin B6, folate, potassium, and dietary fibre. The red and yellow peppers contain more carotenoids compared to green peppers.
- Rich in Vitamin C

Among the major nutritional advantages that capsicum provides is the presence of vitamin C.
Both red and yellow bell peppers are rich sources of vitamin C.
This vitamin supports immunity, helps to form collagen, heals wounds, and acts as an antioxidant.
Moreover, it improves the absorption of iron from non-animal products such as legumes and green vegetables.
Therefore, consumption of capsicum along with dal, beans and green vegetables may complement an iron-rich meal.
- Normal Immune Function

Capsicum has vitamin C and various antioxidant components that play a role in normal immune function.
The immune system depends on a combination of nutrients rather than one specific food for normal function.
Capsicum contains vitamin C and antioxidants that help ensure the proper function of the immune system, combined with other foods such as fruits, vegetables, whole grains, protein and fats.
- Eyesight
Colourful capsicum is a rich source of different carotenoids such as lutein, zeaxanthin, and beta-carotene.
Lutein and zeaxanthin occur naturally in the retina of the eyes and aid in normal eye function. Beta-carotene is converted to vitamin A.
- Provides antioxidants

Some of the antioxidants in Capsicum are vitamin C, carotenoids, and flavonoids. Such antioxidants provide protection from free radical damage that causes oxidative stress.
Different coloured peppers have slightly varied contents of phytochemicals; thus, eating various colours provides diversity in nutrition.
- Facilitate Normal Functions of the Digestive Tract
Capsicum supplies dietary fibre to ensure normal digestion and elimination of waste from the bowel.
Dietary fibre assists in building up healthy intestinal bacteria and provides satiety after eating.
Eating capsicum along with other vegetables, fruits, pulses, and cereals allows increasing dietary fibre consumption.
- Helps With Body Weight Management
Capsicum is relatively low in calories and rich in water content, thus suitable for consumption in a diet for body weight management.
The addition of bell peppers to salads, stir-fries, sandwiches, and curries will add bulk to your meals without providing many calories.
It is important to consider the fact that weight loss is based on the total consumption of calories and exercise, rather than through an increase in the consumption of capsicum alone.
- Helps Keep Heart Healthy
The combination of potassium, fibre, and antioxidants in capsicum is helpful in supporting a diet that keeps the heart healthy.
Potassium is essential for the control of blood pressure, while fibre and plant-based foods have a positive relationship with heart health.
This effect becomes stronger when capsicum is eaten in place of processed and calorific foods, in contrast to eating capsicum using lots of oil and salt.
- Helps Maintain Healthy Skin

Collagen synthesis requires the use of vitamin C contained in capsicum because it is necessary for the good maintenance of the skin.
Capsicum possesses antioxidants that prevent cellular damage through oxidation; apart from this, red capsicum possesses carotenoids, which give it colour and nutritional value.
Nevertheless, the maintenance of healthy skin is achieved through nutrition, hydration, adequate rest, and taking good care of the skin.
- Can Assist with Iron Absorption
Although capsicum itself is not high in iron content, vitamin C can help to absorb iron from plant foods.
Therefore, capsicum, when consumed along with lentils, chickpeas, beans, spinach, or any other sources of iron which are plant-based, can be very useful for vegetarians.
- Helps to Contribute to a Balanced Diet
Among the numerous qualities of capsicum, perhaps the most significant is that it is a very versatile food. It can contribute colour, texture, and nutrition without bringing high calories and fat.
Green, red, yellow, or orange peppers can be used in salads, soups, curries, wraps, omelettes, or stir-fries without much effort.
Green vs Red vs Yellow Capsicum
The green capsicum is harvested early and has a somewhat bitter taste. The red capsicum is ripened and has a sweeter taste. It also has higher levels of some carotenoids.
The yellow and orange ones are also sweet and contain good amounts of vitamin C and carotenoids.
There is no need to choose the healthiest one because all of them should be consumed.
Best Ways to Eat Capsicum
Capsicum can be consumed both in raw and cooked forms. Uncooked peppers contain high amounts of vitamin C, whereas lightly cooked peppers help in absorbing certain carotenoids.
Try to avoid overcooking at all costs because overcooking results in depletion of certain heat-sensitive nutrients, including vitamin C.
Potential Side Effects
Capsicum is a food that is considered safe for consumption by most people. Nevertheless, there are people who may have such adverse effects as gas, bloating or indigestion from eating capsicum.
Allergy is very rare but still possible. If someone has unusual side effects from eating capsicum, then he/she should consult a doctor.
Personal Favourite
That is what I personally like in capsicum – its colour, crunchiness and flexibility. A little piece of capsicum turns an ordinary dish into something special.
I like lightly stir-fried red, yellow and green capsicum with other vegetables the most.
Conclusion
Capsicum is a nutritious, low-calorie vegetable containing high amounts of vitamin C, carotenoids, fibre, and antioxidants. Capsicum may assist in achieving good immunity, digestion, vision, skin conditions, and proper nutrition.
In 2026, adding capsicums of various colours to your daily meals is an easy way of diversifying your vegetable intake.