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.

Vir·e·o (vîr´ē-ō) n., 1. A classical latin synonym for health. Derived from vivere (to be verdant; vibrant; vigorous; full of life; fresh; youthful vigor or health). 2. Any of several small greenish New World songbirds.

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