The most popular variety is called Hass avocado. It is often referred to as "crocodile pear", which is very descriptive, as it tends to have a pear shape and green and rough skin ... like a crocodile. The greenish-yellow flesh inside the fruit is eaten, while the skin and the skin are discarded. Avocados are very nutritious and contain a wide variety of nutrients, including 20 vitamins and minerals. Here are some of the most abundant nutrients in a serving of 100 grams: Vitamin K: 26% of the recommended daily dose. Folic Acid: 20% of the recommended daily dose. Vitamin C: 17% of the recommended daily dose. Potassium: 14% of the recommended daily dose. Vitamin B5: 14% of the recommended daily dose. Vitamin B6: 13% of the recommended daily dose. Vitamin E: 10% of the recommended daily dose. It also contains small amounts of magnesium, manganese, copper, iron, zinc, phosphorus, vitamin A, B1 (thiamine), B2 (riboflavin) and B3 (niacin). It has 160 calories, 2 grams of protein and 15 grams of healthy fats. Although it contains 9 grams of carbohydrates, 7 of them are fiber so there are only 2 "net" carbohydrates, making it a low carbohydrate food. Avocados have neither cholesterol nor sodium, and are low in saturated fats. Some nutritionists feel that this is not relevant but, for that reason, are the favorites of some "old school" experts who still believe that these elements are intrinsically harmful.