

Lower prices. Better margins. That’s FastBrewing.
FastBrewing has 400 SKUs ready to ship at 10%+ below standard pricing for manufacturers, restaurants and brands alike across the beverage space
Shinhigh International Corp is a California-based manufacturer specializing in high-quality functional ingredients and dietary supplement production. We operate a GMP certified facility equipped for co-manufacturing, turnkey solutions, private label production, and advanced technologies including fermentation, chemical synthesis, and encapsulation. Our core offerings include Carnitine in multiple forms, Beta Hydroxybutyrate, L-Theanine, Berberine HCL, Alpha GPC, and DHEA, serving dietary supplement brands across North America. We provide comprehensive product development, quality assurance, and custom manufacturing services to meet diverse client needs while supporting sustainability and regulatory compliance.
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We are a dietary supplement manufacturer and brand owner seeking contract manufacturing, private label, or ingredient sourcing for Carnitine, BHB, L-Theanine, Berberine, Alpha GPC, or DHEA products in North America.


FastBrewing has 400 SKUs ready to ship at 10%+ below standard pricing for manufacturers, restaurants and brands alike across the beverage space