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Immune support, antioxidant support, seasonal wellness
Adults with busy schedules or seasonal lifestyle changes seeking short-term daily wellness support.
Adults take 1 tablet daily with or without food for up to two weeks at a time; taking with food may help reduce stomach upset from acidic or bitter botanicals.
Gluten Free; Made without soy, milk, egg, yeast, wheat, sweeteners, preservatives, and GMOs.
Provides polyphenols such as naringin that may act as antioxidants and influence microbial balance in the gut and mouth.
Caution: May interact with medications metabolized by CYP enzymes; separate from medications and consult a healthcare professional if unsure.
Functions as an antioxidant and cofactor for enzymes involved in collagen formation and cellular defense processes.
Caution: Can cause stomach upset in some people; taking with food may improve tolerance.
Acts as a cofactor for many enzymes involved in cellular signaling and antioxidant activity.
Caution: High zinc intake can upset stomach and compete with copper absorption; avoid using multiple zinc products together unless guided.
Contains beta-glucans and triterpenes that may modulate immune cell activity and oxidative stress responses.
Caution: May cause mild digestive discomfort in sensitive individuals; take with food if needed.
Provides phenolic compounds that may influence cytokine signaling and support innate immune activity.
Caution: People with daisy family allergies may be sensitive; stop use if allergic symptoms occur.
Vitamin C and zinc provide antioxidant and enzymatic support, while grapefruit seed extract and echinacea contribute plant compounds that influence microbial balance and innate defenses. Reishi adds beta-glucans that may help coordinate immune cell activity. Together, these pathways offer broad nutritional support during times of increased demands.
Label Warning: Do not exceed the suggested use. Not for use during pregnancy unless advised by a licensed healthcare professional. Not recommended for children under 12 years of age.
Who should be cautious: People sensitive to grapefruit should use caution. Those with liver concerns or taking medications may use caution due to Oregon grape root and mushroom extracts. Individuals with ragweed or daisy family allergies may be sensitive to yarrow. If you take medications that may interact with grapefruit extract, discuss with a healthcare provider before use.
Many users felt it may support seasonal wellness and overall resilience.
Several reviewers mentioned feeling better gut comfort while using it.
Tablets are large and some users found them difficult to swallow.
This product is guaranteed authentic and backed by our easy returns & refunds policy. Details
Grapefruit Seed Extract may support gut health, and probiotics can enhance beneficial gut bacteria, promoting a balanced digestive system.
AI generated. Not medical advice.
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NutriBiotic DefensePlus® Tablets are a unique formulation combining grapefruit seed extract, vitamin C, echinacea extract, astragalus root, ginger root extract, Oregon grape root, yarrow extract, zinc, and the mushroom extracts of reishi, maitake, and shiitake and are used by healthcare professionals worldwide.
Each tablet has the same mg of grapefruit seed extract as 25 drops of NutriBiotic GSE Liquid Concentrate.
At first signs of imbalance or depressed resistance, take one tablet daily with or without meals for two weeks. Not recommended for children under 12 years of age.
Microcrystalline cellulose (binder), dicalcium phosphate, stearic acid, dextrose, silica dioxide, magnesium stearate (vegetable lubricant), and natural food glaze coating.
Made without soy, milk, egg, yeast, wheat, sweeteners, preservatives, and GMOs.
Keep out of reach of children. Do not exceed suggested use or use during pregnancy without consulting a licensed healthcare professional.
While iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.
| Supplement facts | ||
| Serving Size: 1 Tablet | ||
| Servings Per Container: 45 | ||
| Amount Per Serving | %DV | |
| Vitamin C (as Meta-C® calcium ascorbate) | 125 mg | 207% |
| Zinc (gluconate) | 5 mg | 33% |
| Grapefruit Seed Extract | 250 mg | * |
| Astragalus Root | 100 mg | * |
| Reishi Mushroom Extract (4:1) | 100 mg | * |
| Echinacea Angustifolia Extract (4:1) | 50 mg | * |
| Ginger Root Extract (6:1) | 50 mg | * |
| Maitake Mushroom Extract (4:1) | 50 mg | * |
| Oregon Grape Root | 50 mg | * |
| Shiitake Mushroom Extract (4:1) | 50 mg | * |
| Yarrow Extract (6:1) | 50 mg | * |
| *Daily Value (DV) not established. | ||
