These materials offer superior biocompatibility and clinical ... The first patent, "Process for production of a soluble and insoluble collagen product from mammalian dermis tissue", protects ...

A new generation of products is designed to curb single-use waste, but experts aren't sure if it's a long-term solution.

It can be a particular problem with vitamin C and the B vitamins and minerals like potassium, because they are water-soluble and so leach out into cooking water. That's fine in soups and stews ...