Best and worst diets for 2020, ranked by experts, with a popular one near last

By Sandee LaMotte, CNN

Updated 2201 GMT (0601 HKT) January 2, 2020

A plant-based diet underpins the health of those who live longest according to experts. Beans, legumes and pulses (such as lentils and chickpeas), compared with any other food, are the most important dietary predictor of longevity. They probably offer the best bang for your nutritional buck than any other food out there.
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Beans, legumes, pulses – A plant-based diet underpins the health of those who live longest according to experts. Beans, legumes and pulses (such as lentils and chickpeas), compared with any other food, are the most important dietary predictor of longevity. They probably offer the best bang for your nutritional buck than any other food out there.
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Wild greens like purslane, dandelion and arugula are a great source of minerals as well as carotenoids— the colorful pigments our body converts to vitamin A.
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Wild greens – Wild greens like purslane, dandelion and arugula are a great source of minerals as well as carotenoids— the colorful pigments our body converts to vitamin A.
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Mushrooms, particularly shiitake, contain more than 100 compounds with immune-protecting properties.<br />
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Mushrooms – Mushrooms, particularly shiitake, contain more than 100 compounds with immune-protecting properties.
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Ginger's golden cousin is a powerful anticancer, antioxidant and anti-inflammatory agent.
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Turmeric – Ginger's golden cousin is a powerful anticancer, antioxidant and anti-inflammatory agent.
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Imo is a supercharged purple sweet potato that doesn't cause blood sugar to spike as much as a regular white potato.
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Okinawan sweet potatoes – Imo is a supercharged purple sweet potato that doesn't cause blood sugar to spike as much as a regular white potato.
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