These oxidation spots usually do not have much influence on the quality and taste of dried Shaguo, nor do they do harm to human health.
However, if there are a large number of red spots on the surface of dried Amomum villosum, and these spots are obviously raised, it may be due to mold infection on the surface of dried Amomum villosum, which needs to be treated and processed in time.
Generally speaking, if a small amount of oxidized spots appear on the surface of dried Amomum villosum, you can safely eat it. However, if a large number of raised red spots appear, it is recommended to deal with them in time.