Gomphrena globosa L. as a novel source of food-grade betacyanins: Incorporation in ice-cream and comparison with beet-root extracts and commercial betalains

1. Roriz, C.L.
2. Barreira, J.C.M.
3. Morales, P.
4. Barros, L.
5. Ferreira, I.C.F.R.