Bromelain was first isolated from Pineapple Juice in 1891 and introduced as a therapeutic supplement in 1957. The active ingredients are found in the juice and stem of the pineapple plant.
Amargogentin.
Honokiol.
Citral.
Flavanoids, quercetin.
Crocetin and crocin.
Anthraquinone glycosides.
Flavones, baicalein.
Diosgenin.
Ruscogenin and neuorscogenin.
Cinnamaldehyde, eugenol.
Caffeic acid glycoside.
Ascorhbic and glycolic acids.