TABLE 4.

Comparison of Mediterranean diet and Hainan diet.

Mediterranean diet	Hainan diet
1. Rich in plant foods, including fruits, vegetables, whole grains, beans, and nuts	Same
2. Simple food processing, mainly use local and seasonal fresh food	Same, mainly boiled
3. Mainly use olive oil	Other vegetable oils
4. Proportion of fat in whole diet is approximately 25–35%	Similar, <35%
5. Intake of small amounts of fish, poultry, and eggs every week	Similar
6. Eat red meat a few times per month	Mainly eat pork
7. Drink red wine	Different
8. Special food: Portulacaoleracea (ω-3 fatty acid)	A variety of wild vegetables