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  • Zinc: 50mg is 1.2× the Tolerable Upper Intake Level (40mg)
  • 100% of ingredients have research evidence
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Product Label

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Safety Alerts

⚠️ Zinc: 50mg is 1.2× the Tolerable Upper Intake Level (40mg)

This product received a low safety score because its 50mg zinc content exceeds the recommended maximum daily intake limit of 40mg.

Label Data

1 Capsule(s) Serving Size
90 Servings
Mineral Product Type
100% Evidence Coverage

Supplement Facts — Evidence Check

50 mg (455% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 1.2× (UL: 40 mg) 📚 258 studies (Tier A: 6, B: 134)
RDA 11mg This product: 50mg UL 40mg

Other Ingredients

Hypromellose Rice Flour Magnesium Stearate

Label Claims — Verification

Nutrient
All Other
Structure/Function
All Other (99% of products) Structure/Function (84% of products) Nutrient (48% of products)

Target Groups

Vegetarian Adult (18 - 50 Years) Kosher Gluten Free Dairy Free

Product Information

📋 Directions for Use

Directions: Take 1 capsule daily with food or as directed by a healthcare practitioner.

⚠️ Warnings & Precautions

Keep out of reach of children.

Do not use if safety seal is damaged or missing.

If pregnant, nursing or on medication, consult with your healthcare practitioner.

🧪 Formulation Notes

Advanced Zinc supplement Zinc is a trace mineral essential for many bodily functions and processes including proper growth and immune function. It is also an antioxidant, meaning it helps protect healthy cells from the potentially damaging effects of free radicals.

Kosher Pareve Under the strict supervision of Rabbi SH. Stern & the orthodox union

Non-GMO Gluten free Dairy free Soy free

Vegetarian friendly

Bioactive Zinc Citrate Advanced Zinc Supplement

General health

Additional Information

You may need additional supplements to support a healthy diet; consult your nutritionist for a formula that is right for you or contact us at 877-ASK-ZAHLER (877-275-9245) or ask@zahlers.com.

Dairy (Kosher) OU (Kosher) This product was manufactured in a GMP certified Facility

Store tightly closed in a cool, dry place.

Made in the USA

Product Details

UPC / SKU 8 48998 08220 8
DSLD Entry Date 2022-02-23
Product Type Mineral
Form Capsule
DSLD ID 260447
Data Updated 2026-04-11

Research Evidence

397 Research Sources
55 Avg Quality Score
200 Meta Analysis
68 Rct
58 Systematic Review
53 Clinical Trial
9 Cochrane Review
2 Narrative Review
2 Regulatory Source
1 Observational
1 Other
1 Openfda Safety
A Zinc supplementation for improving pregnancy and infant outcome
Meta Analysis The Cochrane database of systematic reviews 2021
A Zinc supplementation for preventing mortality, morbidity, and growth failure in children aged 6 months to 12 years
Narrative Review The Cochrane database of systematic reviews 2023
A Oral zinc for treating diarrhoea in children
Meta Analysis The Cochrane database of systematic reviews 2016
A Zinc supplements for preventing otitis media
Meta Analysis The Cochrane database of systematic reviews 2014
A Zinc for the prevention or treatment of acute viral respiratory tract infections in adults: a rapid systematic review and meta-analysis of randomised controlled trials
Meta Analysis BMJ open 2021
A Zinc supplements for preventing otitis media
Meta Analysis The Cochrane database of systematic reviews 2010
A Zinc supplements for preventing otitis media
Meta Analysis The Cochrane database of systematic reviews 2012
A Compression bandages or stockings versus no compression for treating venous leg ulcers
Meta Analysis The Cochrane database of systematic reviews 2021
A Zinc supplementation for mental and motor development in children
Meta Analysis The Cochrane database of systematic reviews 2012
A Zinc for the common cold
Meta Analysis The Cochrane database of systematic reviews 2013
View all evidence for Zinc →

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