#1 | 2007-04-26
US20070092469A1
Human necessities
Topically applied Glucosamine Sulfate and all its related, precursor, and derivative compounds significantly increases the skin's natural produciton of hyaluronic acid for the rejuvenation of healthier younger-looking skin; while PhosphatidylCholine is required to replace its deficiency caused by topical Dimethylaminoethanol (DMAE)