Raw alpaca fiber has antimicrobial properties LINCOLN — Alpaca Owners Association (AOA) announced recent laboratory testing results revealed that raw alpaca fiber possesses antibacterial properties. “While the effect is modest, it is likely comparable to the natural antibacterial properties of scoured sheep’s wool,” said Bud Synhorst, Executive Director of AOA. “This will increase the interest of alpaca ...PLEASE LOG IN FOR PREMIUM CONTENT. Our website requires visitors to log in to view the best local news. Not yet a subscriber? Subscribe today!