Source Naturals

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Formerly Flu Guard™
May reduce the duration and severity of signs of immune imbalance.
  • IMMUNE SYSTEM BALANCE. This product may assist in wellness balance during seasonal changes in climate.

  • TRUSTED FOR OVER 35 YEARS. Source Naturals was created in 1982 by CEO Ira Goldberg to support each individual's potential to enjoy optimal health.

  • MANUFACTURED IN THE USA. Our facility is located in Scotts Valley California.