Magnesium Palmitoyl Glutamate Good Humectant Hydration Magnesium Palmitoyl Glutamate description Magnesium palmitoyl glutamate is an amino acid (glutamic acid) and mineral (magnesium) blend that conditions and softens skin. It can be synthetic, animal-derived, or can come from plants, with Paula's Choice opting to use the plant-derived version. Magnesium palmitoyl glutamate is often used as part of a blend with other amino acids. It is considered safe as used in cosmetics. The magnesium portion easily penetrates skin's uppermost layers where it delivers this micro-nutrient's hydration-boosting benefits. Related ingredients: Magnesium