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Product shot of Avmacol Extra Strength bottleClose-up of Avmacol Extra Strength tablets
Nutramax Laboratories

Avmacol Extra Strength Sulforaphane for Detox & Immune Support | Nutramax 75 Tablets

Avmacol Extra Strength by Nutramax is the #1 researched sulforaphane-producing brand for detoxification, antioxidant support, and immune health in adults and children. This vegetarian, gluten-free formula combines broccoli seed and sprout (ERS92) with a myrosinase blend (Myrosimax) that includes moringa, plus beta-glucan and maitake...
$141.98
$141.98
Pervistop bottle with 30-day supply packaging on a white backgroundPervistop tablet representing once-daily dosing
Pervistop

Pervistop - Once Daily, Clinically Tested Dietary Supplement for Immune Support (30 Day Supply)

Pervistop is a once-daily, clinically tested dietary supplement designed to support immune health. This 30-day supply delivers evidence-based ingredients and ongoing research to support your daily wellness routine. EVIDENCE-BASED EFFICACY: While more clinical studies need to be conducted to prove safety and efficacy, Pervistop...
$107.94
$107.94
Bottle of Pure Encapsulations DHEA 10 mg capsulesClose-up of DHEA 10 mg capsules
Pure Encapsulations

Pure Encapsulations DHEA 10 mg - Adrenal Support, Immune Health, Metabolism | 180 Capsules

Support hormonal balance, energy, metabolism, and immune function with Pure Encapsulations DHEA 10 mg. This adrenal support supplement is micronized for increased absorption and is free from common allergens, GMOs, and artificial additives. Hormonal Balance: DHEA supports healthy regulation of fat and mineral metabolism...
$82.40
$82.40

Browse Immune Support in Canada — vitamin C, zinc, elderberry, echinacea and mushroom formats. Every price is in Canadian dollars and every order ships free anywhere in Canada.

Looking for a particular brand? Use our brand directory, or see all supplement categories.

These statements have not been evaluated by Health Canada. Products are not intended to diagnose, treat, cure or prevent any disease. Speak with a healthcare practitioner before starting any new supplement.

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  • Beta-Glucans with ImmunEnhancer™ bottle on white backgroundTwo-pack bundle of Beta-Glucans with ImmunEnhancer™ 60 VegiCaps
    NOW Foods

    Beta-Glucans with ImmunEnhancer™ 60 VegiCaps (Pack of 2) | Vegetarian, Gluten Free

    Two-pack bundle of Beta-Glucans with ImmunEnhancer™. Vegetarian formula featuring Beta-1,3/1,6 D-Glucan from Saccharomyces cerevisiae. Each bottle contains 60 VegiCaps (1 serving = 1 capsule; 60 servings per container). Gluten free and suitable for vegetarians.
    $59.70
    $59.70
  • Nutricost Quercetin 1000mg bottle with 120 vegetarian capsulesIllustration showing Quercetin 1000mg per serving
    Nutricost

    Nutricost Quercetin 1000mg – 120 Vegetarian Capsules, 60 Servings

    Discover high-potency Quercetin with Nutricost. Each serving provides 1,000 mg of quercetin, delivered in 2 easy-to-swallow vegetarian capsules per serving. Each bottle contains 120 capsules, equating to 60 servings. 1,000mg of Quercetin Per Serving 120 Easy To Take Vegetarian Capsules Per Bottle 60 Servings...
    $53.90
    $53.90
  • Artemisinin 200mg per serving – 120 capsules – immune supportVegan, non-GMO, gluten-free Artemisinin capsules
    Double Wood Supplements

    Artemisinin 200mg – Sweet Wormwood (Artemisia Annua) 120 Capsules – Immune Support | Double Wood

    Artemisinin 200mg per serving (Sweet Wormwood) supports immune system health and overall wellness. This two-month supply includes 120 vegan-safe, non-GMO, gluten-free capsules manufactured in the USA from globally sourced ingredients. IMMUNE SYSTEM HEALTH: Sweet Wormwood may help support immune system health OVERALL HEALTH: Artemisinin...
    $59.90
    $59.90
  • MaryRuth Organics Quercetin Liquid Drops lemon flavor bottleQuercetin Liquid Drops lemon flavor being poured
    MaryRuth Organics

    MaryRuth Organics Quercetin Liquid Drops 500mg – Sugar Free, Vegan, Gluten Free | 4 fl oz

    Quercetin Liquid Drops: Available in a natural lemon flavor, add these tasty and easy-to-take Quercetin Liquid Drops to your daily supplement routine. Multiple Benefits: Quercetin is found in many plants, including citrus, berries, leafy vegetables, herbs, spices, legumes, tea, and cocoa. This bioflavonoid also...
    $50.50
    $50.50
  • Smart Nutra Labs Quercetin 1000mg bottle frontQuercetin 1000mg capsules nutrition label
    Smart Nutra Labs

    Smart Nutra Labs Quercetin 1000mg – 180 Vegan Capsules | Non-GMO, Gluten Free, Third-Party Tested

    Smart Nutra Labs Quercetin 1000mg delivers a 3-month supply of immune-supporting, natural antioxidant quercetin in vegan capsules. This product is 100% pure quercetin, non-GMO, gluten free, and third-party tested for quality. Made in the USA with clean, vegan-friendly ingredients for better absorption.\n 100% pure...
    $63.98
    $63.98
  • Bottle of Dr. Mercola Quercetin & Pterostilbene Advanced with labelClose-up of product label showing 500 mg quercetin and high bioavailability
    Dr. Mercola

    Dr. Mercola Quercetin & Pterostilbene Advanced – Immune & Respiratory Support

    Dr. Mercola Quercetin & Pterostilbene Advanced delivers immune and respiratory support with a high-bioavailability quercetin (Quercetin Phytosome) and trans-pterostilbene. Non-GMO, gluten-free and soy-free. 60 capsules (30 servings). For Immune Support: Dr. Mercola Quercetin and Pterostilbene Advanced helps maintain normal immune, lung, metabolic, and cellular...
    $69.94
    $69.94
  • Bromelain 500mg with Quercetin and MCT Oil enteric-coated softgels bottle - 240 countIllustration of bromelain-quercetin-mct enteric softgels packaging
    Micro Ingredients

    Bromelain 500mg with Quercetin & MCT Oil | Enteric Softgels 240

    Ultra-absorption Bromelain 500mg with Quercetin and MCT Oil in enteric-coated softgels. 240-count, non-GMO, gluten-free formula designed for digestive support and joint health. Enteric coating protects sensitive ingredients for maximum activity and ingredient integrity.
    $69.98
    $69.98
  • Standard Process Black Currant Seed Oil bottle - main product imageLabel of Standard Process Black Currant Seed Oil bottle
    Standard Process Inc.

    Standard Process Black Currant Seed Oil - Supports Blood Flow, Immune Health & Tissue Wellness | Gluten-Free, 60 Softgels

    Enhance tissue wellness and support healthy blood flow with Standard Process Black Currant Seed Oil. This gluten-free, whole-food-based supplement provides gamma-linolenic acid (GLA) to support immune function and overall health. Trusted heritage: Standard Process has led in whole food-based nutritional supplements for over 95...
    $50.70
    $50.70
  • Host Defense Agarikon capsules bottle on white backgroundClose-up of Agarikon mushroom capsules
    Host Defense

    Host Defense Agarikon Capsules – Immune System Support Mushroom Supplement (60 Capsules)

    Support immune system function with Host Defense Agarikon Capsules, a mushroom-based herbal dietary supplement designed to aid immune functions and immune cell strength.Formulated with Agarikon, The Elixir of Long Life, and produced by Host Defense Mushrooms (founded by Paul Stamets). Organic, non-GMO, gluten-free, and...
    $65.42
    $65.42
  • Sovereign Silver Immune Support bottle with dropperAmber glass bottle with Sovereign Silver Immune Support label
    Sovereign Silver

    Sovereign Silver Immune Support – Colloidal Silver 10 ppm, 4 fl oz

    Colloidal Silver has been used since the late 1800's in countless applications, and encompasses a wide variety of silver products. Bio-Active Silver Hydrosol contains 98% positively charged silver in pharmaceutical-grade purified water. Our unique silver species, with a verified and unmatched particle size, remains...
    $51.98
    $51.98
  • ELERULE Lymphatic Support Supplement bottle front viewClose-up of vegan lymphatic capsules
    ELERULE

    ELERULE Lymphatic Support Supplement - Lymphatic Drainage, Immune Support, 60 Capsules

    ELERULE Lymphatic Support Supplement helps cleanse and support the lymphatic system while boosting immune health. This vegan, easy-to-swallow capsule blends Echinacea, Dandelion, Burdock Root, Elderberry, and other natural ingredients for lymphatic drainage and overall wellness. 60 capsules, free from artificial additives, suitable for men...
    $79.98
    $79.98
  • Nature's Sunshine Chlorophyll 60 Softgel Capsules bottle front viewChlorophyll 60 Softgel Capsules bottle with label close-up
    Nature's Sunshine

    Nature's Sunshine Chlorophyll 60 Softgels | Digestion, Immunity & Detox

    Support digestion, immunity, and detoxification with Nature's Sunshine Chlorophyll 60 Softgel Capsules. These easy-to-swallow capsules promote overall well-being and energy while offering internal deodorant benefits from within.Made with natural ingredients, this chlorophyll supplement supports digestive tract health and may aid detoxification through natural pathways.
    $61.90
    $61.90
  • Front view of Om Turkey Tail Powder 3.5oz container50-serving pouch for Om Turkey Tail powder
    OM MUSHROOM SUPERFOOD

    Om Turkey Tail Organic Mushroom Powder - Immune Support, 3.5oz, 50 Servings

    2,000mg of organic Turkey Tail mushroom powder per serving, rich in polysaccharides and beta-glucans to support immune health and holistic wellness.Full-spectrum nutrition from mycelium and primordia, including antioxidants, dietary fiber, and prebiotics for digestive health and balanced vitality.Organic, no filler: 100% certified organic mycelial...
    $51.72
    $51.72
  • BIORAY Kids NDF Immune Blueberry bottle frontClose-up of bottle label and 2 fl oz measurement
    BIORAY

    BIORAY Kids NDF Immune Blueberry – 2 oz | Immune Support & Toxin Remover

    BIORAY Kids NDF Immune in Blueberry provides immune support for children with a toxin-removing NDF formula. This non-GMO, vegan, gluten-free supplement blends antioxidants, adaptogenic herbs, vitamins, minerals, and chlorella to support respiratory health and overall wellness. Safe for kids - dairy-free, nut-free, soy-free, and...
    $66.00
    $66.00
  • Bottle of DedicaD 11in1 Wormwood Capsules with labelGraphic showing the 11-ingredient herbal blend in DedicaD 11in1 Wormwood Capsules
    DEDICAD

    DEDICAD 11in1 Wormwood Capsules – 180 Veggie Pills for Immune Support

    Experience a potent 1000mg daily blend in DedicaD Wormwood Capsules. This 3-month, 180-veggie-pill supply features 11 herbs including Wormwood, Black Walnut Hulls, Cloves, Berberine HCl, Apple Pectin, Ginger, Turmeric, Pepper and more to support immune health and overall wellness. Gluten-free, non-GMO, dairy-free and vegan-friendly,...
    $69.90
    $69.90
  • Quercetin 800 mg with Bromelain 165 mg veggie capsules - 240 countAmazing Nutrition Quercetin with Bromelain supplement manufactured in USA
    Amazing Nutrition

    Quercetin 800 Mg with Bromelain 165 Mg Veggie Capsules – Non-GMO, Gluten Free, Made in USA

    Quercetin is a flavonoid (plant pigment) naturally found in fruits and vegetables. Bromelain is a protein-digesting natural enzyme isolated from pineapple. Taking Quercetin with Bromelain can maximize benefits by enhancing each other's antioxidant and anti-inflammatory actions. Bromelain may also help increase quercetin absorption into...
    $69.90
    $69.90
  • Front label of Horbaach Quercetin with Bromelain bottleHorbäach Quercetin with Bromelain capsules
    Horbäach

    Horbäach Quercetin with Bromelain – 240 Capsules | Non-GMO, Gluten Free

    Horbäach Quercetin with Bromelain delivers a potent combination designed to support healthy immune and inflammatory responses. This scientifically crafted supplement provides a concentrated supply of Quercetin and Bromelain per capsule, in a non-GMO, gluten-free formula. QUERCETIN WITH BROMELAIN: Flavonoids found in the pigments of...
    $53.98
    $53.98
  • NatureBell Quercetin 500mg bottle and capsules on white backgroundClose-up of quercetin dihydrate capsules in bottle
    NatureBell

    NatureBell Quercetin 500mg per Serving | 300 Capsules | Immune Support | Non-GMO, Gluten-Free | Third-Party Tested

    NatureBell Quercetin 500mg per serving delivers high-concentration quercetin dihydrate with 95% purity for daily immune support. This 300-cap bottle provides powerful antioxidant support in a gluten-free, non-GMO formula that’s third-party tested. High concentrated super quercetin 500mg per serving. Contains activated quercetin that retains a...
    $65.98
    $65.98
  • EZC Pak 5-Day Immune Booster box frontFive daily dosage packets for EZC Pak
    EZC Pak

    EZC Pak 5-Day Immune Booster – Travel-Size Immune Support for Adults

    Physician-formulated 5-day tapered immune support with Echinacea, Zinc, Vitamin C & Vitamin D. Vegetarian, gluten-free, travel-friendly immune booster. No added sugar.
    $53.98
    $53.98
  • Bottle of Oregon's Wild Harvest Astragalus capsules, 180-countOrganic Astragalus root membranaceus certified by Oregon Tilth
    Oregon's Wild Harvest

    Oregon's Wild Harvest Organic Astragalus Capsules - Non-GMO, 180 Count | Immune Support

    Oregon's Wild Harvest Organic Astragalus Capsules deliver 1125 mg of certified organic Astragalus root per serving for long-term immune support. This non-GMO, clean-label supplement is free from artificial flavors, colors, excipients, or stearates and is free of gluten, dairy, wheat, peanuts, soy, and corn...
    $69.92
    $69.92

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