The Role of Glycerine in the Production of Soap

Glycerin, also spelled glycerine, is a basic ingredient in most soap. In fact, it is a by-product of soap manufacture as it occurs due to the reaction of strong alkali with an animal fat. This process is known as saponification and it is this process that brings out soap or detergent. While most manufacturers separate glycerin from the mixture, others incorporate the compound for its natural benefits.

Lots of soap-makers recommend glycerin as a basic ingredient because it has the ability to draw in moisture preventing drying of the skin. The compound is a natural moisturizer. In fact, it is a humectant – a substance that attracts water. Thus, soap containing the hygroscopic compound is known to have skin conditioning and moisturizing effect.

Glycerin is a viscous liquid that is at the same time sweet and colorless. It solidifies to a paste-like substance and has a high boiling point. During the soap-making process, some manufacturers remove the compound from the soap mixture and…

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