Antioxidative and functional properties of protein hydrolysate from defatted skipjack (Katsuwonous pelamis) roe

► Skipjack roe hydrolysate was able to scavenge several radicals. ► Interfacial properties of hydrolysate were governed by DH. ► Antioxidative peptides had MW of 57.8 and 5.5 kDa.