Host Defense Promo Codes and Coupons September 2025

Host Defense

Host Defense is a mushroom supplement company founded by renowned mycologist Paul Stamets. They offer a wide range of organic mushroom products including capsules, powders, and extracts for immune support and overall wellness. The company cultivates their mushrooms in the United States using sustainable practices and maintains strict quality control throughout their production process.

hostdefense.com

Today's Host Defense discount codes

TOP PICK

20% off

2019 uses

high

worked 6 days ago

20% Off 4 Or More Capsules Extracts Powders Sprays Or Syrups (Must Order 4 Or More Items) at Host Defense

25% off

1234 uses

high

worked 6 days ago

25% Off Elderberry Plus Syrup (minimum Order $300) at Host Defense

20% off

564 uses

high

worked 6 days ago

20% Off Select Items at Host Defense

20% off

95 uses

high

worked 6 days ago

20% Off Storewide at Host Defense

Featured Host Defense Products

MycoBotanicals® Brain* Capsules

Benefits SUPPORTS MENTAL CLARITY* MycoBotanicals® combines two complementary strategies to offer an expanded spectrum of benefits tailored to your needs:* MUSHROOMS Lion’s Mane - Supports the brain and nervous system.* Reishi - Supports neurological and adrenal functioning.* Cordyceps - Supports brain health with aging.* HERBS Bacopa - Supports brain function and memory.* Ginkgo - Supports healthy blood flow to the brain.* *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease. Description The brain is the control center for all functions of the body. Protecting and nourishing our brain and nervous system is key to ensuring optimal cognitive functioning throughout our lives. MycoBotanicals® Brain* is a blend of mushroom mycelium and herbs specifically designed to support concentration, memory, cognitive functioning, and the nervous system.* Winner of the Vity Award for Best Brain Support Formula from Vitamin Retailer magazine in 2019, 2021, and 2022! *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease. Directions As a dietary supplement, take 2 capsules once per day. Can be taken with food or on an empty stomach or as recommended by your healthcare professional. Caution: If you have a medical condition, are taking medications, or are pregnant or breastfeeding, consult a healthcare professional before using this product. Keep out of reach of children.

USD 31.95

MycoBotanicals® Stress Decompress®* Capsules

Benefits PROMOTES NATURAL CALM & TRANQUILITY* MycoBotanicals® combines two complementary strategies to offer an expanded spectrum of benefits tailored to your needs:* MUSHROOMS Reishi - Supports a calm mind and stress-reduction.* Lion’s Mane - Supports a calm and balanced mood.* HERBS Skullcap - Promotes mental relaxation.* Lemon Balm - Supports a peaceful emotional state.* Ashwagandha - Promotes a healthy stress response.* *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease. Description Stress can trigger a fight or flight response causing hormones such as adrenaline and cortisol to surge through the body. MycoBotanicals® Stress Decompress®* is a custom combination of mushrooms and herbs formulated to promote natural calm and tranquility.* *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease. Directions As a dietary supplement, take 2 capsules once per day. Can be taken with food or on an empty stomach or as recommended by your healthcare professional. Caution: If you have a medical condition, are taking medications, or are pregnant or breastfeeding, consult a healthcare professional before using this product. Keep out of reach of children.

USD 31.95

MycoBotanicals® Liver* Capsules

Benefits SUPPORTS LIVER HEALTH* MycoBotanicals® combines two complementary strategies to offer an expanded spectrum of benefits tailored to your needs:* MUSHROOMS Chaga - Supports Phase II liver detoxification.* Mesima - Promotes healthy liver function.* Reishi - Supports Phase I & II liver detoxification.* Turkey Tail - Supports liver health.* HERBS Turmeric - Supports Phase I liver detoxification.* Milk Thistle - Supports liver macrophages and metabolic detoxification pathways.* Black Pepper - Supports absorption.* *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease. Description The liver is the great filter and detoxifier of the body. MycoBotanicals® Liver* is a blend of mushroom mycelium and herbs to support liver health and Phase I and Phase II metabolic detoxification. Phase I consists of clearing daily debris and toxins, and Phase II encompasses the excretion of toxic substances, heavy metals, and other end products of Phase I processes in the liver.* *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease. Directions As a dietary supplement, take 2 capsules once per day. Can be taken with food or on an empty stomach or as recommended by your healthcare professional. Caution: If you have a medical condition, are taking medications, or are pregnant or breastfeeding, consult a healthcare professional before using this product. Keep out of reach of children.

USD 31.95

MycoBenefits™ Sleep* Capsules

Benefits CALM* - REST* - RELAXATION* Reishi - Supports reduction of the ‘fight or flight’ response and healthy sleep cycles.*Lion’s Mane - Supports a balanced mood and may improve sleep quality.*GABA - Supports sleep latency and efficiency.*Magnesium Bis-Glycinate - This highly bioavailable form of magnesium supports sleep latency and efficiency and is gentle on the intestinal system.*Passionflower - Supports sleep quality.*Vitamin B6 - Supports sleep quality and latency.*L-Theanine - Supports sleep latency and efficiency.* Description Having trouble getting to sleep, staying asleep, and feeling rested? Designed to support sleep latency (the amount of time it takes to fall asleep) and sleep quality, Sleep naturally promotes balanced cortisol levels already within normal range for a full and restful night’s slumber. This formula is synergistic. Used together, this combination of ingredients support a range of components that go into a restful night’s sleep more powerfully than if used individually. Find out what you can accomplish on a fully-charged battery with Sleep!* Caution: This product may cause drowsiness. Directions As a dietary supplement, take 2 capsules once per day. Can be taken with food or on an empty stomach or as recommended by your healthcare professional. Caution: If you have a medical condition, are taking medications, or are pregnant or breastfeeding, consult a healthcare professional before using this product. Keep out of reach of children.

USD 29.95

What Host Defense coupons are available today?

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Host Defense deals available today

Active Host Defense codes

20% off

Biggest discount available

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Verified promo codes with live success rates from recent shoppers!
Exclusive single-use codes shared by our community (22 active codes).
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Note: Our community tests every Host Defense promo code and shares results in real-time. Check success rates and shopping tips in the activity feed to find what works best for your purchase.

20% off

593 uses

high

worked 6 days ago

20% Off (Storewide) at Host Defense

20% off

35 uses

high

worked 6 days ago

20% Off (Storewide) at Host Defense

20% off

149 uses

high

worked 7 days ago

20% Off (Storewide) at Host Defense

20% off

1 uses

medium

worked 7 months ago

Save 20% off with coupon

More Host Defense Products

Turkey Tail & Agarikon Capsule Bundles

Benefits Paul’s pick for: TARGETED IMMUNE SUPPORT* Two powerful immune-support mushrooms work synergistically to promote an engaged yet balanced immune response.* Agarikon promotes innate immune cell functioning, and immune cell strength.* Turkey Tail supports beneficial microflora in the gut microbiome and gastrointestinal tract, setting the foundation for a healthy immune response.* Sustainably cultivated to preserve native habitats - especially important for at-risk species like Agarikon. *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease. Description Mushrooms are synergistic! While Turkey Tail and Agarikon have been used for centuries to support wellness, in recent years, modern science has demonstrated that when used both individually and together in the form of supplements, Turkey Tail and Agarikon have been shown to strongly support an engaged and balanced immune response.* *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease. Bundles are not available for Subscribe and Save and cannot be combined with any other discount or promo. Directions As a dietary supplement, take 1 Agarikon capsule once per day and 2 Turkey Tail capsules per day. Can be taken with food or on an empty stomach or as recommended by your healthcare professional. Caution: If you have a medical condition, are taking medications, or are pregnant or breastfeeding, consult a healthcare professional before using this product. Keep out of reach of children.

USD 60.27

MycoBotanicals® Immune* Powder

Benefits IMMUNE SYSTEM BOOSTER* MycoBotanicals® combines two complementary strategies to offer an expanded spectrum of benefits tailored to your needs:* MUSHROOMS Agarikon - Supports an engaged yet balanced immune response.* Chaga - Known for its support of DNA and antioxidant activity, Chaga also supports a balanced immune response.* Turkey Tail - Supports beneficial microflora in the digestive and gastrointestinal ecosystem, promoting gut health and a balanced immune response.* Reishi - Supports intestinal tissue barrier function and promotes growth of probiotic microflora which supports the immune response.* Maitake - Well-known for supporting an engaged yet balanced immune response.* HERBS Acerola Cherry - With a slightly tart flavor and 75 mg of Vitamin C per serving, this powerful herb supports an engaged immune response.* Astragalus - Supports immune engagement and upper respiratory wellness.* Schizandra - Supports a balanced immune response and adaptation to stress, and also promotes prebiotic activity in the probiotic microflora.* Goji - Promotes an engaged immune response, antioxidant activity, and encourages prebiotic activity for the probiotic microflora.* *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease. Description MycoBotanicals® Immune* combines a unique blend of immune-supporting mushroom mycelium and herbs. Targeted support to boost and maintain optimal immune function; use daily for best results.* Directions: Adults take 1 rounded tsp. daily MycoBotanicals Immune* has a slightly tart and subtly smoky complex flavor, and can be used to complement both sweet and spicy teas, smoothies, or food recipes - tastes great with citrus and ginger! Can also be mixed with water. Caution: If you have a medical condition, are taking medications, or are pregnant or breastfeeding, consult a healthcare professional before using this product. Keep out of reach of children.

USD 31.95

Turkey Tail Powder

Benefits MICROBIOME & IMMUNE SUPPORT* Supports beneficial microflora in the gut microbiome.* Promotes digestive and gastrointestinal health.* Supports an engaged and balanced immune response.* *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease. Description Turkey Tail is one of the most-studied beneficial mushrooms. It invigorates immune cells while simultaneously making sure the immune response doesn’t overreact. As a prebiotic food for our probiotic microflora, it has also been shown to improve the gut microbiome.* Turkey Tail shows much promise in supporting the immune system. In a clinical study funded by the National Institutes of Health (NIH), Host Defense® Turkey Tail capsules were shown to be immunologically active.* *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease. Directions Adults take ½ tsp. 1 - 3 times per day. This bioavailable powder has a mild flavor profile and can be mixed with your favorite beverage, smoothie, or food recipe.* Caution: If you have a medical condition, are taking medications, or are pregnant or breastfeeding, consult a healthcare professional before using this product. Keep out of reach of children. *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

USD 31.95

MycoBenefits™ Beauty Capsules

Benefits NATURAL - RADIANT - GLOW* Enoki - Promotes skin hydration and skin tone and supports a probiotic intestinal microbiome.*Chaga - Supports antioxidant activity and epithelial tissue function.*Reishi - Supports epithelial tissue function, antioxidant activity, and the probiotic intestinal microbiome.*Hyaluronic Acid - Supports face and whole body skin hydration.*Biotin - Supports hair and nail strength and health.*Bamboo Silica - Supports hair and nail strength, skin elasticity, and skin tone.*Antioxidant Fruit Blend - Supports daily skin cell health and function and a balanced immune response.* Description Are you ready to unleash your inner glow? Beauty is an all-natural alternative to help you feel revitalized and look luminous. Epithelial cells serve as the foundation for healthy hair, skin and nails, and as new epithelial cells are produced, old ones are replaced. Beauty is a specially-crafted blend of organic mushroom mycelium and well-known ingredients designed to promote antioxidant activity to help encourage day-to-day generative activity in epithelial cells, supporting the cellular growth that promotes healthy hair, skin, and nails. Bring out your natural beauty, naturally!* Directions As a dietary supplement, take 2 capsules once per day. Can be taken with food or on an empty stomach or as recommended by your healthcare professional. Caution: If you have a medical condition, are taking medications, or are pregnant or breastfeeding, consult a healthcare professional before using this product. Keep out of reach of children.

USD 29.95

20% off

69 uses

low

worked 8 months ago

20% Off Storewide at Host Defense

20% off

65 uses

low

worked 7 months ago

20% Off Storewide at Host Defense

20% off

24 uses

low

worked 8 months ago

20% Off Storewide at Host Defense

20% off

65 uses

low

worked 8 months ago

20% Off Storewide at Host Defense

Sustainability Score

82%

Host Defense demonstrates strong commitment to environmental sustainability through their certified organic growing practices and renewable energy use in production. They show good transparency in their supply chain and maintain fair labor practices. While their packaging could be more eco-friendly, they have made significant strides in sustainable farming methods and forest preservation initiatives. Their mycological research contributions and educational programs add to their positive environmental impact. Areas for improvement include plastic reduction in packaging and expanding their carbon offset programs.

About Host Defense

4.0 (3)

FAQs

: Host Defense usually offers major sales during Black Friday/Cyber Monday, Earth Day (April), and their anniversary sale in October. They also occasionally run flash sales throughout the year.
: Yes, customers can save 20% on their orders by signing up for their subscription service, which allows for flexible delivery intervals.
: The best time to purchase is during their Black Friday sale, which typically offers the highest discounts of the year (usually 30-40% off). Their Earth Day sale is another good opportunity with discounts around 25%.
: Yes, new customers can receive 15% off their first order by signing up for their newsletter.
: In the past month, Host Defense has launched 0 new promo coupons for shopper discounts. This indicates that Host Defense does not provide regular opportunities for customers to save money on their purchases.
: On average, Host Defense provides some discount coupons each month. Based on historical data, the average time between Host Defense coupon releases every Infinity days. However, this rate depends on various factors such as seasonal promotions (Black Friday, Cyber Monday, etc.), product launches, or other marketing initiatives. To stay informed about upcoming discounts and promotions, we recommend checking Host Defense website regularly, subscribing to email newsletters, and following them on social media.
: Host Defense is offering 7 working store-wide codes, however they are also offering 15 additional discount codes with a best discount of 20% off
: terra.coupons is the #1 provider of discount codes for your favorite retailers, such as Host Defense. As a crowd-sourced platform for coupon codes, we accurate codes for over 10,000 stores. Save time and avoid expired codes by checking terra.coupons for the latest Host Defense discount codes.

Curated by

Aleksa P.

Deal Curator

Last updated September 2025

Aleksa is a deal finder from the tech-savvy city of Austin, Texas. A keen coder by day and a discount guru by night, Aleksa checks back regularly to update you with new deals.

Latest Host Defense coupon activity

Track real-time Host Defense coupon activity from our community. See which codes are working right now at Host Defense, when they were last verified, and any usage restrictions. Our feed helps you quickly find active codes and avoid expired ones.

From the blog

2025-04-29

Host Defense Promo Codes and Coupons September 2025

Host Defense

Today's Host Defense discount codes

Featured Host Defense Products

MycoBotanicals® Brain* Capsules

MycoBotanicals® Stress Decompress®* Capsules

MycoBotanicals® Liver* Capsules

MycoBenefits™ Sleep* Capsules

What Host Defense coupons are available today?

More Host Defense Products

Turkey Tail & Agarikon Capsule Bundles

MycoBotanicals® Immune* Powder

Turkey Tail Powder

MycoBenefits™ Beauty Capsules

Sustainability Score

About Host Defense

FAQs

Curated by

Aleksa P.

Latest Host Defense coupon activity

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