Wholesale OEM Casein Isolate Protein – Premium Quality from Trusted Supplier

Our OEM Casein Isolate Protein, produced by Hainan Company in partnership with Beijing Shipuller Co., Ltd., is a premium protein supplement tailored for athletes, bodybuilders, and fitness enthusiasts. Crafted from 100% pure milk protein without any fillers or additives, this slow-digesting protein delivers a sustained release of amino acids essential for muscle growth and recovery. Available for private label and OEM orders, you have the flexibility to customize packaging and branding to suit your business needs. With advanced production facilities and rigorous quality control, our casein isolate protein guarantees a superior product that adheres to the highest standards. Contact us to elevate your brand with our OEM casein isolate protein.