Tea eggs are a traditional Chinese snack. Eggs are usually boiled in tea and then marinated in soy sauce and other seasonings. The impact of tea eggs on human health mainly depends on the following aspects:

1. Protein and nutrients: Tea eggs are rich in protein and nutrients, such as vitamin D, vitamin B12, iron and zinc etc., good for the body.

2. Salt: Tea eggs contain relatively high salt. Excessive intake of salt can lead to health problems such as high blood pressure, heart disease, and kidney disease.

3. Dyes: Some tea eggs add food coloring to increase the color. These dyes may have adverse effects on human health.

Overall, it is beneficial to eat tea eggs in moderation and with a healthy meal, but you need to pay attention to the amount of salt you consume. For people with high blood pressure, heart disease, kidney disease and other diseases, it is recommended to reduce or avoid eating tea eggs.