Artificial methods Edit. For crystallization (see also recrystallization) to occur from a solution it must be supersaturated. This means that the solution has to contain more solute entities (molecules or ions) dissolved than it would contain under the equilibrium (saturated solution).
The egg white can be used to instantly tighten the skin on the face and neck. Apply a very thin layer for an instant face lift. Do not wash off; the protein will hydrate the skin as well and egg whites have no distinct smell.
Look for products containing vitamin A, vitamin E, and collagen, all of which help tighten the skin. 1  Apply the cream or lotion at least once a day, concentrating on the areas that need tightening. 2  Aloe is a great natural skin tightener; look for lotions that contain it, or apply pure aloe to your skin. Work your way from your feet to your thighs, then from your hands to your shoulders, always brushing toward your hands in the direction your blood circulates. 2  Concentrate on areas where your skin is loose. 3  Don't forget your stomach and buttocks.