Extraction techniques, structural features, and functional properties of collagenous derivatives from unconventional animal sources: a review

Key Points

• Collagen derivatives exhibit unique functional properties, expanding potential applications across various fields.
• Key extraction techniques vary, impacting the structural features and functional characteristics of collagen.
• The review emphasizes the importance of unconventional animal sources for enhancing collagen supply chains.
• Exploring collagen from lesser-used animals may unlock new bioengineering opportunities, warranting further investigation.