Tag: Water soluble minerals

According to a 2021 study, boiling vegetables can reduce their potassium content by as much as 75%. The question, "is potassium lost when cooking?" is a critical one for many, as this essential mineral is vital for heart, muscle, and nerve function. While heat itself does not destroy the mineral, it can leach out into cooking water, significantly depleting the final food product.

While the notion of boiling water to make it safer from pathogens is common knowledge, a 2025 study on drinking water revealed that boiling can actually concentrate inorganic contaminants and leave minerals behind. This surprising fact challenges the assumption that boiling is a one-size-fits-all purification method and raises important questions about what happens when you cook food, specifically, can you boil out minerals?

Over one-third of the potassium content in vegetables can be lost when they are boiled and the cooking water is discarded. For those needing to limit their intake, this makes understanding the process behind, 'Does boiling deplete potassium?', an important aspect of dietary management.