Allergy and Sinus Support

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    Shop allergy and sinus support supplements from Nutrition House Canada for seasonal wellness routines and everyday respiratory comfort. Explore trusted vitamins and herbal formulas.

    157 products
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    NATURAL FACTORS Oil Of Oregano (180 mg - 60 sgels)
    NATURAL FACTORS
    $19.29
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    NATURAL FACTORS Quercetin Complex (90 veg caps)
    NATURAL FACTORS
    $30.99
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    CANPREV Vitamin C (240 caps)
    CANPREV
    $33.09
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    NATURAL FACTORS Quercetin (500 mg - 60 veg caps)
    NATURAL FACTORS
    $25.97
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    JOY OF THE MOUNTAINS Oil of Oregano (30 ml)
    JOY OF THE MOUNTAINS
    $29.39
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    ORGANIKA Black Cumin Seed Oil (120 sgel)
    ORGANIKA
    $35.99
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    NATURAL FACTORS Bioactive Quercetin EMIQ (50 mg - 60 veg caps)
    NATURAL FACTORS
    $23.59
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    NATURAL FACTORS Vitamin C Calcium Ascorbate (1000 mg - 180 caps)
    NATURAL FACTORS
    $28.39
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    Medi-C Plus Vitamin C & L-Lysine with Calcium Ascorbate (Berry - 1 kg)
    MEDI-C
    $76.29
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    BELL Allergy Relief (30 caps)
    BELL LIFESTYLE
    $27.99
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    NATURAL FACTORS C Extra + Quercetin (500 mg / 250 mg - 90 veg caps)
    NATURAL FACTORS
    $22.97
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    NATURAL FACTORS Bromelain Extra Strength (500 mg -180 caps)
    NATURAL FACTORS
    $31.89
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    NATURAL FACTORS Vitamin C TR (1000 mg 180 tabs)
    NATURAL FACTORS
    $23.39
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    NATURAL FACTORS Vitamin C Mixed Fruit (500 mg - 180 chews)
    NATURAL FACTORS
    $21.99
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    NATURAL FACTORS Vitamin C 1000mg Plus Bioflavonoids & Rosehips (180 tabs)
    NATURAL FACTORS
    $22.89
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    ENER-LIFE - Ener-C (Raspberry - 30 x 9 g)
    ENER-LIFE
    $20.99
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    NATURAL FACTORS Vitamin C Peach (500 mg - 180 chews)
    NATURAL FACTORS
    $21.99
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    Medi-C Plus Vitamin C & L-Lysine with Magnesium (150 veg caps )
    MEDI-C
    $25.39
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    SURO Orgnaic Elderberry Syrup (236 ml)
    SURO
    $26.19
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    SISU Ester-C Supreme (600 mg - 120 caps)
    SISU
    $47.99
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    NATURAL FACTORS Vitamin C Orange (500 mg - 180 chews)
    NATURAL FACTORS
    $21.99
    Everyday Low Price
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    PREFERRED NUTRITION - Full Spectrum Digestive Enzyme Formula (60 DR caps)
    PREFERRED NUTRITION
    $33.57 $24.97 Save 26%
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    Medi-C Plus Vitamin C & L-Lysine with Calcium Ascorbate (150 veg caps)
    MEDI-C
    $25.39
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    HERBAL FACTORS Lung, Bronchial & Sinus Health (90 tabs)
    HERBAL FACTORS
    $27.59
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    ST FRANCIS HERB FARM Oregano Oil 1:1 30 ML
    ST FRANCIS HERB FARM
    $30.49
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    ST FRANCIS HERB FARM Oregano Oil 1:3 30 ML
    ST FRANCIS HERB FARM
    $23.99
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    SURO Organic Surobreathe (473 ml)
    SURO
    $30.09
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    SURO Organic Surobreathe (236 ml)
    SURO
    $19.89
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    PURICA MSM (300 gr)
    PURICA
    $15.19
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    PRAIRIE NATURALS Cold & Cough (90 ml)
    PRAIRIE NATURALS
    $24.69
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    NOW Vitamin C 1000 (Sustained Release - 100 tabs)
    NOW
    $15.89
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    NOW Stinging Nettle Root Extract (250mg - 90 veg caps)
    NOW
    $24.79
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    NAKA Platinum Serrapeptase (120,000su - 150 veg caps)
    NAKA PLATINUM
    $38.49
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    NAKA Platinum Extra Strength Quercetin (500 mg - 120 caps)
    NAKA PLATINUM
    $50.99
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    NATURAL FACTORS MSM & GLS (180 caps)
    NATURAL FACTORS
    $20.69