Fruits & Vegetables: Nutrition, Culinary Uses & Preservation

Variety comparisons and diverse culinary forms, such as juices or dried extracts, determine the nutritional value and physiological impact of plant-based diets on systemic health.

Ripe avocado

Calories in a Half Avocado

Learn more about the calories in half an avocado - which depends greatly on the type of avocado and its size.

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Couple of mandarines on a tree

Are Oranges Acidic or Alkaline?

The difference between alkaline, or basic, and acidic compounds is whether they dissociate into hydroxide or hydrogen ions in water. The strength of acids and bases is measured on the pH scale, but you can usually tell if a food item is acid, based on its taste.

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yam

Purple Sweet Potato Nutrition

The creamy, yellow flesh of orange sweet potatoes is a familiar comfort, while a lump of purple tuber might look a little out of place at your dinner table. Purple sweet potatoes, also known as Okinawan potatoes, share the same starchy sweetness of more familiar varieties.

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Girl (13-15) holding bowl of peeled baby carrots, close-up

How Many Calories Are in One Baby Carrot?

The crunch of baby carrots is so satisfying, you just might be able to swap potato chips for nature's sweet orange gems. Not only are baby carrots a low-calorie snack, they are also packed with nutrients including folate, calcium, phosphorus and vitamin A.

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Grapes

How Many Calories Per Grape?

Paintings of Greek mythology often depict the deities supping on bunches of grapes. The sweet fruits were considered worthy of the gods for good reason. Grapes are an excellent source potassium, calcium and vitamin A. The juicy orbs are also a delicious, low-calorie treat in your daily diet.

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organic tender leaf curly kale washed and ready to cook

Can You Eat Kale Raw?

All vegetables are good for your health, but kale -- a cruciferous plant which belongs to the same family as broccoli, cauliflower and cabbage -- is particularly outstanding. The leafy green is a rich source of vitamins A, K and C, fiber, carotenoids and flavonoids.

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