According to the query of the health care network, loess can't be eaten. Loess is a kind of soil, which contains a lot of minerals and microorganisms and is not suitable for eating. Loess is widely distributed in northeast China, mainly in Liaoning, Jilin and Heilongjiang provinces. Loess has loose texture, coarse particles, high porosity and good permeability. There are many microorganisms in loess, including bacteria, actinomycetes and fungi. The existence of these microorganisms will cause human health problems, such as infection and allergy. Therefore, in order to protect the health of yourself and others, don't eat loess at will. When eating food, you should choose foods that meet the hygiene standards to ensure food safety.

Loess refers to the yellow silt deposits transported by the wind in the middle Quaternary geological age. Primary, thick layer distributed continuously, covering low watershed, hillside and hill, often unconformity contact with bedrock, no bedding, often containing paleosol layer and calcareous nodule layer, vertical joints developed, often forming steep walls.