Capsicum: What It Is, Types, Uses & Health Benefits
Capsicum is the common name for sweet peppers, also known as bell peppers. They are mild, non-spicy vegetables widely used in cooking around the world and valued for their bright colours, crisp texture, and high nutritional value.
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Capsicum belongs to the Capsicum annuum species and is different from chilli peppers because it contains little to no capsaicin, the compound that causes heat.
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What Is Capsicum?
Capsicum refers to the sweet, fleshy peppers that come in a range of colours, including:
- Green
- Red
- Yellow
- Orange
- Purple (some varieties)
They are eaten raw or cooked and are used in everything from salads and stir-fries to sauces and stuffed dishes.
Capsicum vs Bell Pepper
Capsicum and bell pepper are the same thing.
- Capsicum is the term commonly used in the UK, Australia, India, and many other countries
- Bell pepper is the term commonly used in the US and Canada
Both refer to the same vegetable.
Types of Capsicum
Green Capsicum
- Unripe pepper
- Slightly bitter flavour
- Firm texture
- Lower sugar and vitamin content
Red Capsicum
- Fully ripe
- Sweetest flavour
- Highest vitamin C and antioxidants
- Most nutritious overall
Yellow & Orange Capsicum
- Semi-ripe
- Mild, sweet flavour
- Balanced nutrition
- Softer texture than green
Purple Capsicum
- Purple due to anthocyanin pigments
- Mild, slightly bitter flavour
- Often ripens to red
- Striking colour when raw
What Does Capsicum Taste Like?
Capsicum has a:
- Mild, sweet flavour
- Crisp texture when raw
- Soft, juicy texture when cooked
It contains no heat and is suitable for all ages.
Nutritional Value of Capsicum
Capsicum is low in calories but high in nutrients.
Approximate values per 100g (raw red capsicum):
- Calories: ~30
- Fibre: ~2g
- Vitamin C: Very high
- Vitamin A: High
- Vitamin B6: Moderate
- Potassium: Present
Health Benefits of Capsicum
Rich in Vitamin C
Capsicum is one of the best natural sources of vitamin C, supporting:
- Immune health
- Skin and collagen production
- Wound healing
- Iron absorption
High in Antioxidants
Capsicum contains antioxidants such as:
- Beta-carotene
- Lutein
- Zeaxanthin
- Vitamin E
These help protect cells from damage.
Supports Eye Health
Carotenoids in capsicum help:
- Protect eyesight
- Reduce age-related eye issues
- Support long-term vision health
Supports Heart Health
Capsicum contributes to:
- Healthy blood vessels
- Reduced oxidative stress
- Balanced blood pressure
Aids Weight Management
Capsicum is:
- Low in calories
- High in water
- Filling and crunchy
Ideal for weight-conscious diets.
Gentle on Digestion
Unlike chilli peppers, capsicum:
- Does not irritate the stomach
- Is suitable for sensitive digestion
Raw vs Cooked Capsicum
Raw Capsicum
- Highest vitamin C
- Crisp texture
- Best for salads and snacks
Cooked Capsicum
- Slightly lower vitamin C
- Sweeter, softer flavour
- Easier to digest for some people
Both forms are healthy.
Common Culinary Uses of Capsicum
Capsicum is extremely versatile.
Common uses include:
- Fresh salads
- Stir-fries
- Roasted vegetables
- Stuffed peppers
- Pasta sauces
- Soups and stews
- Sandwiches and wraps
How to Store Capsicum
- Store whole capsicum in the fridge
- Keep unwashed until use
- Use within 5–7 days
Cut capsicum should be stored in an airtight container and used within 2–3 days.
Can You Eat Capsicum Seeds?
Yes, capsicum seeds are safe to eat, but they are usually removed for:
- Texture
- Appearance
They do not contain heat.
Is Capsicum the Same as Chilli?
No.
- Capsicum (sweet pepper): No heat, thick flesh
- Chilli peppers: Contain capsaicin and heat
They are related but used very differently.
Is Capsicum Suitable for Children?
Yes. Capsicum is:
- Mild
- Naturally sweet
- Easy to eat raw or cooked
It’s a great way to introduce vegetables to children.
Final Thoughts
Capsicum is a nutritious, mild, and versatile vegetable enjoyed worldwide. Whether eaten raw or cooked, it provides vitamins, antioxidants, and flavour without spice or excess calories.
Including a mix of capsicum colours in your diet is an easy way to boost nutrition, add colour to meals, and enjoy a naturally sweet vegetable every day.