An alternate to the commonly used and often criticized propylene glycol is propanediol, which is made from corn sugar in an environmentally friendly way and is Ecocert certified. Not only one but multiple purposes can be served by its usage, including improving skin hydration, operating as a solvent, intensifying the efficacy of a preservative, or influencing the sensory characteristics of the final product.

Known as 1,3-propanediol, this glycol can aid the absorption of components such as salicylic acid to increase their efficacy. Moreover, it also has hydrating properties that can lead to a glowing complexion when the formula is applied. Propanediol is known to be a safe and well-tolerated substance and is not likely to cause any adverse reactions.

Propanediol is a beneficial ingredient for skin care products due to its various properties, including being able to increase the potency of a preservative system. Additionally, it can also be used as a solvent in a combination of elements.

Propanediol (Wikipedia)

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Look up propanediol in Wiktionary, the free dictionary.

Propanediol may refer to any of four isomeric organic chemical compounds: