The pH-D Feminine Health Support® [or pH-D®] brand of personal hygiene products and other families of products offered under different brand names are part of an intellectual property portfolio owned by pH-D Feminine Health, LLC. that includes patents, pending patent applications, and trademarks in the U.S. and elsewhere.
pH-D Feminine Health partners with Vireo Systems, Inc. and manufactures pH-D Feminine Health Support and other health-related products in a SQF certified facility, which incorporates HACCP and GMP.
Vireo’s manufacturing plants are located just outside of Nashville, Tennessee and Omaha, Nebraska. Vireo was founded in 2002 as a part of on-going research with several university-based scientists.