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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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  • NOW Foods Mushroom Immune Renew bottle with 90 vegetarian capsules (Pack of 2)Label art showing eight-mushroom blend and astragalus root extract on Mushroom Immune Renew
    NOW Foods

    NOW Foods Mushroom Immune Renew, 90 Veg Capsules (Pack of 2) | Immune Support

    NOW Foods Mushroom Immune Renew combines standardized astragalus extract with a high beta-glucan mushroom blend to support healthy immune function. This vegetarian formula features eight mushrooms rich in 1,3-beta-glucans for both innate and adaptive immunity. Pack of 2 bottles, each with 90 veggie capsules.
    $60.98
    $60.98
  • Source Naturals Colostrum bottle, 120 capsulesClose-up of Source Naturals Colostrum label showing 30% immunoglobulins
    Source Naturals

    Source Naturals Colostrum 30% Immunoglobulins - 120 Capsules

    Colostrum is the first milk given to a newborn calf by its mother, and contains proteins including immunoglobulins, or antibodies, that may not be present in ordinary milk. Colostrum is normally secreted only in the first 48 to 72 hours after birth. Source Naturals...
    $54.58
    $54.58
  • Michael's Quick Immune Response bottle displaying 60 vegetarian tabletsClose-up of label highlighting Vitamin A, Vitamin C, and Zinc
    MICHAEL'S

    Michael's Quick Immune Response - 60 Vegetarian Tablets | Immune Support

    Michael's Quick Immune Response is a vegetarian and kosher supplement designed to support the immune system by providing antibody production and adrenal support.Key nutrients included are Vitamin A, Vitamin C, and Zinc, with Pantothenic Acid aiding the conversion of beta-carotene to Vitamin A for...
    $57.50
    $57.50
  • Front view of EuroMedica Cortisol Stress Support bottleCapsules inside a bottle for cortisol stress support
    EuroMedica

    EuroMedica Cortisol Stress Support – Daily Energy, DHEA & Immune Support (Vegan Capsules)

    EuroMedica Cortisol Stress Support is a daily energy supplement designed to support immune health and energy production with bioactive B vitamins and vitamin C. It includes DHEA to support daily energy and cortisol levels already within a normal range, and is vegan-friendly. Energy &...
    $67.90
    $67.90
  • Front view of S Superior Health Quercetin 500mg 200 capsules bottleQuercetin 500mg supplement label showing dihydrate form
    S SUPERIOR HEALTH

    S SUPERIOR HEALTH Quercetin 500mg Supplement - 200 Capsules - Quercetin Dihydrate

    S Superior Health Quercetin 500mg supplement with 200 capsules. Quercetin Dihydrate in a convenient daily dose. Take 1 capsule before a meal. All ingredients are carefully chosen and 3rd party tested for purity. Store in cool dry place.
    $64.98
    $64.98
  • Earthborn Elements Quercetin bottle and capsulesClose-up of Earthborn Elements Quercetin capsules
    Earthborn Elements

    Earthborn Elements Quercetin 200 Capsules – Bioflavonoid, Non-GMO, Gluten-Free

    Earthborn Elements Quercetin 200 capsules offer a pure, plant-based flavonol with no stearates or fillers. This product provides a 66 day supply for over three months of peak health support and is encapsulated in the USA for quality you can trust. Earthborn Elements 200...
    $65.98
    $65.98
  • Front view of Quercetin 1000mg 200 capsules bottleQuercetin 1000mg 200 capsules packaging
    Generic

    Quercetin 1000mg 200 Capsules – Gluten Free, Non-GMO

    Maximum Strength Quercetin 1000mg per serving with 200 capsules. Supports immune and cardiovascular health. Gluten Free, Non-GMO, and manufactured in a GMP-compliant facility.
    $59.94
    $59.94
  • Bottle of Swanson Fisetin 100 mg vegan capsulesClose-up of Swanson Fisetin label highlighting Novusetin extract
    Swanson

    Swanson Fisetin 100 mg – Molecularly Similar to Apigenin, Luteolin & Quercetin | 30 Veg Capsules

    Swanson Fisetin 100 mg per vegan capsule features the advanced Novusetin® extract and is molecularly similar to apigenin, luteolin, and quercetin. This product supports cognitive nourishment in a vegan, vegetarian formula. Per GMP guidelines, most products are formulated for 24 months from the date...
    $50.38
    $50.38
  • Bottle of Nature's Plus Source of Life Immune BoosterImmune Booster tablets beside product bottle
    NaturesPlus

    Nature's Plus Source of Life Immune Booster - 90 Vegetarian Tablets | Immune Support

    Support your body's defenses with Nature's Plus Source of Life Immune Booster. This rapid and extended-release formula delivers vitamins A, C, and E, zinc, standardized botanicals, and 4 million beneficial acidophilus cells per serving for optimal absorption. Gluten-free, 90 vegetarian tablets for 30 servings.
    $66.34
    $66.34
  • XpandAge Palmitoylethanolamide micronized PEA capsuleImmunity support ingredients Luteolin NADH Rutin and Lysine
    XpandAge Life Sciences

    XpandAge Palmitoylethanolamide (Micronized PEA) with Luteolin, NADH, Rutin & Lysine – Immunity & Wellness | 60 Veg Capsules | Made in USA

    🌿 Overall Health Support: Palmitoylethanolamide (micronized PEA) promotes healthy lifestyle and overall wellness. 🌟 Immunity Boost: Luteolin, Nadh, Rutin, and Lysine enhance your immune system. 💊 Convenient Capsules: 60 vegan capsules for easy daily intake. 🌱 Natural Ingredients: Formulated with premium natural ingredients. ⚖️...
    $59.90
    $59.90
  • Muukoo Artemisinin 500 mg bottleMuukoo Artemisinin capsules 60-count
    MuuKoo

    MuuKoo Artemisinin 500 mg – Supports Healthy Aging, Digestion & Immunity | Vegan, Non-GMO

    MuuKoo Artemisinin 500 mg supports healthy aging, digestion, and immunity. This vegan, non-GMO Artemisia annua supplement includes 60 capsules (2 capsules per serving) and Bio-Quercetin phytosome extract 200 mg for enhanced absorption.
    $56.76
    $56.76
  • Swanson Larch Tree Arabinogalactan 500 mg 90 Caps (2 Pack) - Immune Support
    Swanson Ultra

    Swanson Larch Tree Arabinogalactan 500 mg 90 Caps (2 Pack) | Immune Support

    Swanson Larch Tree Arabinogalactan 500 mg, 90 capsules per bottle, in a convenient 2-pack. Supports immune health with a glyconutrient, non-GMO formula. Formulated to GMP guidelines for shelf life. Stimulates the body's immune system Enhances the production of natural killer cells Glyconutrient Non-GMO Per...
    $70.74
    $70.74
  • Herbify Cayenne Pepper Drops 2oz bottleCayenne Pepper Drops Immune Support label
    HERBIFY

    HERBIFY Cayenne Pepper Drops – Immune Support & Digestion

    HERBIFY Cayenne Pepper Drops are a premium 2oz liquid supplement made in the USA. This immune-support formula blends cayenne pepper extract with hawthorn, beet root, turmeric and vitamins K2 and D3 to support digestion, energy and heart health. Digestion Support - Cayenne Pepper drops...
    $65.90
    $65.90
  • Bottle of Christopher's Original Formulas VRL Formula for immune support, 100 vegetarian capsulesClose-up of Christopher's Original Formulas VRL Formula bottle with natural ingredients including Elderberry, Echinacea, and Goldenseal
    Christopher's Original Formulas

    Christopher's Original Formulas VRL Formula - Natural Immune Support, 100 Vegetarian Capsules

    Christopher's Original Formulas VRL Formula supports the body's natural defenses and overall wellness with immune-boosting herbs like Elderberry, Echinacea, and Goldenseal. Each bottle contains 100 vegetarian capsules for easy daily use. Trust in Christopher's Original Formulas quality and natural ingredients for reliable immune support...
    $53.46
    $53.46
  • Swanson Full Spectrum Triple Mushroom Complex 60 Capsules (2 Pack) bottle
    Swanson

    Swanson Full Spectrum Triple Mushroom Complex – 60 Capsules (2 Pack) – Immune Support

    Swanson Full Spectrum Triple Mushroom Complex delivers immune support and energy with 100% whole-herb shiitake, reishi, and maitake mushrooms in every capsule. This plant-based formula is Non-GMO and crafted without unnecessary processing. 100% whole-herb shiitake, reishi and maitake mushrooms for immune support Traditionally known...
    $56.76
    $56.76
  • Douglas Laboratories Cat's Claw 100 Capsules bottle on white backgroundClose-up of Cat's Claw label on bottle
    Douglas Laboratories

    Douglas Laboratories Cat's Claw 100 Capsules | Immune Support & Overall Wellness

    Support immune health and physical well-being with Douglas Laboratories Cat's Claw. This 100-capsule supplement emphasizes general health, immune support, and foundational nutrition. Manufactured to high GMP standards, GMO-free, and backed by 65 years of scientific leadership in nutrition.
    $61.60
    $61.60
  • Source Naturals Mangosteen bottle with 120 tabletsClose-up of Mangosteen 75 mg xanthones label
    Source Naturals

    Source Naturals Mangosteen – Antioxidant & Immune Support, 75 mg Xanthones, 120 Tablets

    Source Naturals Mangosteen provides powerful antioxidants to support immune health and protect against environmental toxins. Each tablet delivers 75 mg of xanthones for daily antioxidant support. Mangosteen’s effective antioxidants help protect your body against 21st century environmental and lifestyle toxins.* Suggested Use: 1 tablet...
    $55.50
    $55.50
  • Front view of Life's Fortune Liposomal Quercetin 250 mg bottle with 60 veggie capsClose-up of dosage information for Life's Fortune quercetin liposomal supplement
    Life's Fortune

    Life's Fortune Liposomal Quercetin 250 mg – Plant-Based Immune Support | Non-GMO, Gluten Free, 60 Veggie Caps

    Quercetin is rather a plant flavonoid, a type of antioxidant, that is naturally found in many fruits, vegetables, and grains. It is well-known for its health-supporting properties. Sold by bottle of 60 Veggie Capsules Vegan & Non-GMO Formula: Made with premium, plant-based ingredients, this...
    $71.96
    $71.96
  • Canister of Parrox Colostrum Powder with 60 servings, unflavoredClose-up of Parrox Colostrum Powder canister
    Parrox

    Parrox Colostrum Powder – 40% IgG, 60 Servings, Unflavored

    Discover Parrox Colostrum Powder with 40% IgG, a 13-in-1 blend designed for daily wellness. This 60+ serving, unflavored powder is a grass-fed colostrum base combined with multi-type collagen, probiotics, elderberry, zinc, and vitamins C, D3, and E, inulin, and more. Easy to mix in...
    $69.78
    $69.78
  • Bottle packshot of Natures Plus Immune Mushroom 60 capsulesGraphic illustration showing seven mushrooms used in the formula
    NaturesPlus

    Natures Plus Immune Mushroom - 60 Capsules | Fruiting Body Immune Complex | 7 Mushrooms | Vegan & Gluten Free | 30 Servings

    Natures Plus Immune Mushroom delivers immune support with a fruiting body immune complex featuring seven mushrooms carefully selected for their individual benefits. This vegan, gluten-free formula includes Cordyceps, Lion’s Mane, Maitake, Reishi, Royal Sun, Shitake & Turkey Tail to provide key micronutrients in a...
    $68.92
    $68.92

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