Skip to main content

Up to 15% off products when you checkout or sign up


  • Gluten free

  • Vegan

  • Certified Organic

  • Non-GMO

  • Organic

  • Certified B Corporation®

• Certified Organic
• Full Spectrum of Active Constituents
• Grown and Processed in the USA
• Purity Assured
• Sustainably Cultivated

Host Defense® MycoShield® spray combines five powerful polypore mushroom species: Agarikon, Red Reishi, Chaga, Birch Polypore and Turkey Tail. These five mushrooms provide a unique “shield” of immune support*, available in a perfect traveler’s size. Flavored with sweet birch oil, MycoShield offers a refreshing taste and is a must-have item for travelers on the go!

Host Defense® MycoShield® Spray uses Certified Organic mushroom mycelium, with a full spectrum of constituents: polysaccharides (beta glucans, arabinoxylane, glucose, xylose, galactose and mannose), glycoproteins, ergosterols, triterpenoids and other myco-nutrients, which are essential for Supporting Natural Immunity.*


Suggested Use / Directions:
As a dietary supplement, apply three pump sprays into mouth, then swallow, twice per day. Do not inhale while spraying. Avoid contact with eyes. Shake well before using.

Serving Size:
3 sprays (0.42 mL)

Amount Per Serving:

Proprietary Extract Blend ... 0.42 mL†
(Fresh Agarikon (Fomitopsis officinalis) mycelium‡/rice biomass extract‡, Fresh Reishi (Ganoderma lucidum s.l.) mycelium‡/rice biomass extract‡, Fresh Chaga (Inonotus obliquus) mycelium‡/rice biomass extract‡, Fresh Birch Polypore (Piptoporus betulinus) mycelium‡/rice biomass extract‡, Fresh Turkey Tails (Trametes versicolor) mycelium‡/rice biomass extract‡)


Other Ingredients:
Water, alcohol (alcohol content: 25-35%), Sweet Birch Oil.


If you have a medicalcondition, are taking medications,or are pregnant or breastfeeding,consult a healthcare professionalbefore using this product. Keep outof reach of children.

MycoShield® Spray Winter Mist®

Host Defense

$20.99

Sign up for exclusive store pricing