Chelation is a process of removal of toxic substances in the body which are present in excessive quantities to prevent them from causing damage to the human body. Chelation can be done in different ways by using different methods. But chelation takes place naturally as well in the human body.

The human body possesses a mechanism for cleansing. The cells in the human body manufacture chelating agents which assist in removing metals and toxins from the body. Natural chelation includes use of amino acids which are synthesized to facilitate the process of chelation. Some plants which provide for natural chelation are garlic and cilantro. Garlic assists the removal of metals like lead and mercury as it consists L-cysteine and L- methionine. Cilantro if consumed regularly for a period of 15 to 20 days eliminates considerably huge amounts of heavy metals in liquid form.
Other plants like onions, lentils and beans also contain chelating agents. But rated above these are water and clay which act as even more effective chelating agents. But the quality and the level of purity are essential factors that have to be taken into consideration for water and soil to act as chelating agents.