North Castle Partners LLC provided an undisclosed amount of growth investment to VitaCup LLC, a vitamin-infused coffee and tea products developer.

Existing investor First Beverage Ventures also capitalized the beverage product company.

Greenwich, Conn.-based North Castle targets high-growth, middle-market consumer companies that promote healthy, active and sustainable living.

First Beverage Ventures is the private equity and venture capital arm of First Beverage Group LLC.