β-casomorphin-7: a review of occurrence, identification, techno-functionality, and effects on human health

Key Points

• The aim is to review the characteristics, occurrence, and health implications of β-casomorphin-7.
• Review of existing literature on β-casomorphin-7's properties and effects
• Analysis of its occurrence in milk, particularly from A1 variant casein
• Discussion of its techno-functional roles in food products
• β-casomorphin-7 exhibits opioid-like properties due to its interaction with μ-opioid receptors.
• Potential benefits include positive impacts on immune and gastrointestinal health.
• Concerns about potential adverse health effects have been noted.