Beauty was the most important part of aesthetics science till 18th century. Aesthetics science means it is part of natural beauty and human life effected the natural beautifulness. That is why philosopher of 18th century were on the aesthetics of beauty.
But the modern philosophy of beautifulness required whole part of life for beautifulness. It requires health, body, soul, mind and external environment also. Now, beauty is considered by good health.
In the recent days, beauty contain beauty products also. The philosophy of beauty is now related to cosmetics also.