As for supporting ingredients, Dr. Reszko recommends looking for humectants like hyaluronic acid and glycerin to help support ...

Hydroxyl groups are hydrophilic and dissolve in water, whilst fatty acid chains are hydrophobic and dissolve in oil, forming a stable emulsion. This results in E471 being a very effective emulsifier.

We wished to design a catalyst that contained two sites, one for binding to a hydroxyl group, and another nearby reactive site, and settled on an aldehyde as the binding site and the 4-amino pyridine ...

To make an ester, a hydrogen atom must be removed from the hydroxyl group (–OH) of the alcohol. The –OH portion of the acid's carboxyl group must also be removed. The hydrogren atom and the ...

The impregnated fabric, after storage in a moist atmosphere for several hours, was made alkaline and treated with an excess of diazotized sulphanilic acid ... in which hydroxyl groups can have ...