There's speculation that the amino acids in silk lend proteins to the skin and hair.

WSJ: Better Beauty Sleep

The British Journal of Dermatology published a study concluding that wearing silk is calming to the skin of children with eczema.

WSJ: Better Beauty Sleep

F-series trucks are the bedrock of sales, says Mr Pack, soft-spoken and dapper in a monogrammed shirt, silk tie and crocodile-skin shoes.

ECONOMIST: Lexington

Historically, nightingale bird droppings were used to remove stains from delicate silk garments in Japan, as well as by geishas to whiten and even skin marred by frequent and heavy use of makeup, Pacheco says.

CNN: Try a placenta or bird poop facial