It is not healthy for human consumption. Limestone causes arthritis. It doesn’t heal anything in the human body, but it is good to feed to plants. Plants take the calcium carbonate and turn it into food for human consumption.Click to see full answer. Then, is it safe to eat limestone?Ingestion: Limestone dust: Harmful if swallowed. Adverse symptoms may include stomach distress, nausea, or vomiting. Not expected to be harmful to aquatic organisms. what is limestone used for in everyday life? Limestone has numerous uses: as a building material, an essential component of concrete (Portland cement), as aggregate for the base of roads, as white pigment or filler in products such as toothpaste or paints, as a chemical feedstock for the production of lime, as a soil conditioner, or as a popular decorative Subsequently, one may also ask, what is limestone used for cooking? Limestone Water (nahm bpoon daeng): A natural mineral water made with pink limestone is widely used in batters for fried foods and pastries as a key ingredient that promotes crispiness. It is also used to crisp up cucumbers for pickling and vegetables for salads.Is it safe to eat Chuna?In those days, the consumption of chuna with beetle leaf used to be a rich source of calcium. But because of tobacco consumption, the practice has been discouraged. If people can still consume a small amount of betel leaf and chuna without tobacco, it can help increase calcium intake.