be due to the differences in pig skin structure
from human skin that caused glycerin which
is more viscous than others to less absorbed
into pig skin leading to lower hydrating effect.
In addition, at 30 min, the moisturizing effect
on human skin of RW extract was not
significantly different from carrageenan but
less than glycerine and hyaluronic acid and
also more than propylene glycol and sodium
alginate. This indicated that RW extract could
be an effective moisturizer which can be
used in cosmetic products.