permeability vitamin


vi·ta·min P

a mixture of bioflavonoids extracted from plants (especially citrus fruits). It reduces the permeability and fragility of capillaries and is useful in the treatment of certain cases of purpura that are resistant to vitamin C therapy.
See also: hesperidin, quercetin, rutin.
Synonym(s): capillary permeability factor, citrin, permeability vitamin

permeability vitamin

(1) Citrin, a mixture of bioflavonoids derived from citrus fruits. 
(2) Bioflavonoid.