A chewing gum base comprises food acceptable polyfarnesene wherein the polyfarnesene has a weight average molecular weight above 100,000 daltons. A chewing gum composition comprises about 5% to about 95% chewing gum base comprising food acceptable polyfarnesene wherein the polyfarnesene has a weight average molecular weight above 100,000 daltons; about 5% to about 95% bulking and sweetening agent; and about 0.1 to about 10% flavoring agent.