NAC, 600 mg, Quercetin, 1000 mg, Vit C, 500 mg, Zinc, 50 mg, D3, 5000 IU

KAPPA NUTRITION NAC, 600 mg, Quercetin, 1000 mg, Vit C, 500 mg, Zinc, 50 mg, D3, 5000 IU received a product quality score of 83/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 14 active ingredients with 45 servings per container. All 1 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, KAPPA NUTRITION, holds a brand trust score of 59/100.

KAPPA NUTRITION NAC, 600 mg contains 14 active ingredients: Vitamin C (as Calcium Ascorbate) (500mg), Vitamin D3 (as Cholecalciferol) (125mcg (5,000 IU)), Vitamin K2 (as Menaquinone-7 from Bacillus Subtilis Natto) (100mcg), Zinc (as Zinc Bisglycinate Chelate) (Albion®) (15mg), Copper (as Copper Bisglycinate Chelate) (Albion®) (1mg), Selenium (as SelenoExcell® High Selenium Yeast) (55mcg), and 8 more. Notable high-dose ingredients include Vitamin C at 556% DV, Vitamin D3 at 625% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

KAPPA NUTRITION NAC, 600 mg, Quercetin, 1000 mg, Vit C, 500 mg, Zinc, 50 mg, D3, 5000 IU has been analyzed for ingredient safety across all its components. All 1 inactive ingredients — including capsule materials, fillers, and binders — are rated safe based on regulatory data and published safety research. This is a clean formulation with no controversial additives. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

KAPPA NUTRITION receives a brand trust score of 59/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2007 and headquartered in Texas, USA, the company offers 19 products in their lineup. Note: KAPPA NUTRITION has 1 historical regulatory incident on record, which are factored into the trust score.

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The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.

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