Digestion

Flatulence

Dina Aronson, RD on Flatulence ― Link
Bean-zyme ― a vegan version of Beano, containing alpha-galactosidase which reduces gas from legumes.
Solgar's Vegetarian Digestive Aid ― contains lipase, amylase, prozyme, protease, amyloglucosidase, and cellulase.
Deva's Vegan Digestive Support ― contains too many digestive enzymes to list here (see the link).