Vegetable glycerin is a natural product made from vegetable oil, frequently rapeseed, palm or coconut oil. Glycerin is classified as a humectant, meaning it attracts moisture to the skin, and is believed to make the skin healthy and moist. It's really emollient properties and can help smooth and soften the skin. Vegetable glycerin is, in addition, used where alcohol cannot be used to make herbal tinctures.For more details please visit here https://www.ichorliquid.co.uk/blogs/guides/what-is-vegetable-glycerin