Dr Josh Axes Multi-Collagen Protein (All-In-One) contains Collagen Type I, II, III, V and X from Four Food Sources: beef, chicken, fish and eggshell membrane. If you’re looking to boost your collagen intake, Dr. Axe Multi Collagen Protein powder could be just what you’re looking for. Most collagens on the market provide only one source of collagen, but Dr. Axe Multi Collagen Protein provides the power of five collagen types from four different sources!