Immune Active

Featuring Quercetin, NAC, Zinc, EGCG, and Vitamin C
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Immune Active provides high potency vitamin C and zinc and features quercetin, NAC, and EGCG to help support a healthy immune response and promote antioxidant processes.*

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Serving size: 2 Capsules†
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Key nutrients

In addition to high-potency vitamin C and zinc, Immune Active offers additional key nutrients to support immune health all in one formula.*

Immune Active
Immune Active


Featuring 150 mg EGCG (as decaffeinated+ green tea leaf extract) per serving. EGCG is categorized as a flavonoid polyphenol, a compound typically found in plants. Polyphenols can help promote antioxidant processes in the body.*

N-acetylcysteine (NAC)

NAC is a metabolite of the sulphur-containing amino acid cysteine. NAC stimulates the biosynthesis of glutathione, a key antioxidant produced in the body. Glutathione plays an important role in protecting the body against oxidative stress and supporting healthy liver detoxification processes.*

Immune Active
Immune Active


Quercetin is a polyphenolic flavonoid substance present in a variety of plant foods. Quercetin helps protect cells from harmful free radicals. Preclinical studies demonstrate that quercetin affects immunity by acting on leukocytes and other immune cells.*


UltraFlora BiomePro

Immune Health Clinical Guide


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