You might want to say no the salt shaker. "Your face may become puffy and bloated-looking due to water retention caused by too much salt in the diet, and you might develop bags under your eyes. Skin can become dry and cracked, or it might develop an overproduction of oil as the oil glands try to compensate for the dehydration of the skin," says Stacy Tucker, RN, a nutrition expert and founder of Almeda Labs.