β-Casein Phosphopeptide
β-casein phosphopeptide fragment
variable (specific CPP fragment) Amino Acids · MW: ≈2.6–3.0 kDa
Amino Acids
variable (specific CPP fragment)
Molecular Weight
≈2.6–3.0 kDa
Half-life
short to moderate; digestion-dependent
Research Score
4.4
Studies
88
Storage
Store lyophilized at -20°C, reconstituted at 2-8°C
What is β-Casein Phosphopeptide?
A phosphoserine-rich peptide derived from milk casein that binds calcium, phosphate, and trace minerals. It is a well-known dairy peptide used in nutrition research and mineral bioavailability studies.
Key Benefits & Mechanisms
mineral-binding
bone-health
bioavailability
Research Summary
Casein phosphopeptides improve solubility and uptake of calcium and related minerals in digestion models and some human nutrition studies. They are also investigated for supporting enamel, bone, and general mineral delivery in fortified foods.
Related Peptides
β-Casomorphin-7
Beta-casomorphin-7
β-Casomorphin-7 is a heptapeptide released from bovine β-casein during digestion, fermentation, or enzymatic hydrolysis. It is an opioid-receptor-active milk peptide studied for gut motility, analgesic-like signaling, and immunomodulatory effects.
Food-Derived Peptidesα-Lactorphin
Alpha-lactorphin
α-Lactorphin is a tetrapeptide fragment of α-lactalbumin from milk whey. It has been studied as a food-derived bioactive peptide with ACE-inhibitory, vasorelaxant, and antihypertensive activity.
Food-Derived PeptidesVal-Pro-Pro
Valyl-prolyl-proline
Val-Pro-Pro (VPP) is a tripeptide generated from casein during milk fermentation and enzymatic hydrolysis. It is one of the best-studied food peptides for ACE inhibition and modest blood-pressure lowering in some human studies.
Food-Derived PeptidesIle-Pro-Pro
Isoleucyl-prolyl-proline
Ile-Pro-Pro (IPP) is a tripeptide generated from casein during fermentation and enzymatic hydrolysis. It is closely studied with VPP for ACE inhibition, endothelial effects, and blood-pressure-related outcomes.
Food-Derived Peptides