Ultimate Zinc-C by NOW — Ingredients, Evidence & Safety

Product Label

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Label Data

1 Lozenge(s) Serving Size

Botanical with Nutrients Product Type

22% Evidence Coverage

Supplement Facts — Evidence Check

Calories

5 {Calories}

Total Carbohydrates

2 g (1% DV)

Vitamin A

1000 IU (20% DV)

Vitamin C

150 mg (250% DV)

Zinc

12 mg (80% DV)

✅ 1.1× RDA — within safe limits 📚 258 studies (Tier A: 6, B: 134)

RDA 11mg This product: 12mg UL 40mg

Echinacea purpurea

5 mg

📊 Market median: 400.0mg (380 products) 📚 34 studies (Tier A: 1, B: 10)

This product: 5mg

Bee Propolis

5 mg

Slippery Elm

5 mg

Goldenseal

5 mg

Other Ingredients

natural Raspberry flavor Cellulose Citric Acid natural Pineapple flavor Stearic Acid Silica Xanthan Gum natural Vanilla flavor Magnesium Stearate Beet powder Acerola

Label Claims — Verification

❓ All Other

❓ Structure/Function

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

Target Groups

Adult (18 - 50 Years)

Product Information

📋 Directions for Use

SUGGESTED USAGE: As a dietary supplement, take 1 lozenge 1 to 3 times daily, or as recommended by your healthcare practitioner. Allow the lozenge to dissolve in mouth completely and swallow. Limit long-term consumption of high levels of Zinc.

⚠️ Warnings & Precautions

Caution: For adults only.

Consult physician if pregnant/nursing, taking medication, or have a medical condition.

Keep out of reach of children.

Do Not Eat Freshness Packet. Keep in Bottle.

🧪 Formulation Notes

Xylitol Sweetened

• With Echinacea, Bee Propolis and Slippery Elm

Additional Information

Store in a cool, dry place, as this lozenge can absorb moisture from the air.

CODE 0652C V4

HERBAL LOZENGES • Healthy Immune Support*

NO ZINC TASTE!

GMP QUALITY ASSURED

Made in the U.S.A.

For more product information visit www.nowfoods.com/0652

Product Details

UPC / SKU 7 33739 00652 3

DSLD Entry Date 2012-10-25

Product Type Botanical with Nutrients

Form Lozenge

Brand NOW

DSLD ID 14382

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

PubMed DOI Cochrane

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

PubMed DOI Cochrane

A Oral zinc for treating diarrhoea in children

Meta Analysis The Cochrane database of systematic reviews 2016

PubMed DOI

A Zinc supplements for preventing otitis media

Meta Analysis The Cochrane database of systematic reviews 2014

PubMed DOI Cochrane

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

PubMed DOI

A Zinc supplements for preventing otitis media

Meta Analysis The Cochrane database of systematic reviews 2010

PubMed DOI Cochrane

A Zinc supplements for preventing otitis media

Meta Analysis The Cochrane database of systematic reviews 2012

PubMed DOI Cochrane

A Compression bandages or stockings versus no compression for treating venous leg ulcers

Meta Analysis The Cochrane database of systematic reviews 2021

PubMed DOI

A Zinc supplementation for mental and motor development in children