North Castle Partners has completed its previously-announced sale of portfolio company Avalon Natural Products Inc. to The Hain Celestial Group Inc. (Nasdaq: HAIN) for $120 million.Ă‚Â Avalon is a provider of natural products in the areas of skin care, hair care, bath and body and sun care.Ă‚Â www.hain-celestial.com< ?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" />