J.H. Whitney has sold Stauber Performance Ingredients to ICV Partners. $28.2 million of senior debt financing was provided by Prospect Capital in support of the transaction. Stauber distributes nutraceutical ingredients, such as minerals, herbs, fruits, vegetables, nutrients, vitamins and amino acids, to the dietary supplement industry. J.H. Whitney had been the majority owner of the company since a 2005 LBO.