Sodium PCA
Sodium PCA is the salt of pyrrolidone carbonic acid, a naturally occurring humectant commonly found in moisturizing skin care products.
What It Naturally Does: Nourishes, hydrates and helps plump the look of skin with moisture while leaving it baby soft and smooth.

Naturally Serious products with Sodium PCA:
Fruit-Tox Resurfacing Facial Remedy
Mineral Sun Defense Moisturizer Broad Spectrum Sunscreen SPF 30
Mask-Imum Revival Hydra-Plumping Mask