Skip to main content

  • Alcohol Free

  • Maitake (Grifola frondosa) has been one of the most prized functional mushrooms in traditional Japanese herbology.
  • Maitake Beta-1, 3 and Beta-1, 6 glucans combined with protein (Proteoglucan) has been identified by modern science as the active ingredient that supports healthy immune function.
  • PETfraction® has been specially developed for use with pets.

1-3 drop(s) per 2 pounds body weight per day.


Serving Size: 6 Drops

Amount Per Serving
Maitake mushroom standardized extract ... 22mg
(PD-Fraction®, 30% (6.6mg proteoglucan)

Inactive Ingredients: Vegetable Glycerin, Water


Store in a cool, dry place. Keep out of reach of children.

PETfraction (Vet)

Mushroom Wisdom

$88.99

Shop the entire wellness catalog, held to a higher standard

Shop practitioner-grade products, each meeting the same bar for quality through Fullscript's standards.

Powered by
Sign up to shop
  • Verified

    Sourced straight from the brand — no resellers or fakes

  • Enhanced testing

    Select products are tested in-house — get exactly what the label promises

  • Stored and shipped

    From certified facilities, to protect product integrity