30 Affordable Healthy Foods We Should All Eat More

14. Olive oil

Best Place to Buy: Aldi

Avg. Price: $8 per liter*

Benefits: Prevention of heart disease

Olive oil is a staple that most of us use nearly every day, whether for cooking or as a salad dressing. However, few people realize the immense health and longevity benefits that olive oil imparts.

Olive oil helps prevent heart disease, stroke, dementia, and cancers of the breast, respiratory tract, and upper digestive tract. Studies also indicate it may reduce risks of osteoporosis and diabetes.