The market for collagen powder was predicted to reach over USD 4 billion in revenue in 2018 and USD 6 billion by 2026. All animal lifeforms, including humans, include collagen as an insoluble protein in the extracellular space (the region outside the plasma membrane) of their connective tissues. Collagen makes up 70% of the protein in our skin and 1/3 of the protein in our bodies. A synthetic...