What is Olive? What is Olive good for? All fruits are good for health but some have a better a nutritional value as compared to others. Filled with essential nutrients, Olive fruit acts as a remedy for various health problems. Some of the Olive Benefits are: helps in cartilage regeneration, prevents macular degeneration, treatment of alzheimer's disease and cancer prevention and its general health benefits are: anti oxidant properties, anti-inflammatory properties, boosts immune system, controls blood pressure, digestive aid and maintains healthy cholesterol level. It can also be used for nourishment of skin and hair. Some skin benefits are hydrates skin, skin rejuvenation and treatment of skin diseases and hair benefits are acts as moisturizer, good conditioner and regulates hair growth. If this fruit is consumed in excess or if you are intolerant, you might experience some side effects or allergies. Olive side effects are: affects blood glucose levels, dizziness and stomach pain and its allergy symptoms are na. Keep reading to get all the necessary information about Olive.