John Masters Organics Maximum Moisturizer With Mandarin & Glycoproteins provides extra moisture for thirsty skin. The Maximum Moisturizer is a rich yet lightweight moisturizer that is great for all skin types and gives you a smoother and beautifully radiant complexion. Mandarin extract has a brightening and firming effect, aspen bark exfoliates and renews, glycoprotein revitalizes and protects the skin.