COPPELL, Texas--(BUSINESS WIRE)--Mannatech, Incorporated (NASDAQ: MTEX), a leading developer and provider of nutritional supplements and skin care products based on Real Food Technology® solutions, announced today that its financial results for the fourth quarter of 2011 has been rescheduled and will be released on Wednesday, March 28, 2012, after the NASDAQ market closes. Mannatech will host a conference call to discuss the quarter’s results with investors on Thursday, March 29, 2012 at 9 a.m. CDT, 10 a.m. EDT. The live call will be webcast and can be accessed on Mannatech’s website at http://ir.mannatech.com.