1, look at the shape: the bigger the navel orange, the lower the water content, and the taste is like chewing sponge. Medium-sized oranges taste better. For navel oranges of the same size, choose heavy ones with more water than light ones.

2, look at the color: orange is the natural peel color, and inferior navel orange is blue.

3, look at the peel: choose navel orange with moderate pores and even pores, such navel orange skin is thin and fleshy. In addition, the skin is particularly smooth and the color is particularly bright. This navel orange is polished and waxed, which is unhealthy.