Natural Vitamin C 500 mg®

Other Combinations

Brand: Douglas Laboratories

Tablet or PillOther CombinationsOn Market

Functions

Immune Support

Product label for Natural Vitamin C 500 mg — Click to view full label

Net Contents

100 Tablet(s)

Serving Size

1 Tablet(s)

Servings Per Container

100

Supplement Form

Tablet or Pill

Bar Code (UPC/SKU)

3 10539 01851 4

Product Version

Formula #7968

Label Analysis

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

2Active Ingredients

2 distinct active ingredients are disclosed in Supplement Facts.

100%Amount Transparency

Label includes a proprietary blend, so some individual amounts are not itemized.

1% Daily Value Coverage

1 ingredients report a %DV; 1 meet or exceed 100% DV.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

Allergen Guide

Contains

Milk
Wheat
Soy
Gluten

Allergen flags are parsed automatically from the official label's claims and statements. Always verify against the physical product label before use, especially if you have a severe allergy.

Supplement Facts

Serving Size: 1 Tablet(s) · 1 per day

Ingredient	Amount Per Serving	% Daily Value
Vitamin C(Rose Hip)	500 mg	833%
Proprietary Blend(Bioflavonoids, Rutin)	100 mg	—

Not Present

Other Ingredients

CelluloseVegetable StearateSilica

Target Groups

Adult (18 - 50 Years)Dairy FreeSugar Free

Label Claims

All Other

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

Suggested Usage: As a dietary supplement, adults take 1 tablet daily or as directed by physician.

Warnings & Precautions

Precautions re: Children

KEEP OUT OF REACH OF CHILDREN.

Precautions re: All Other

Tamper resistant package, do not use if outer seal is missing.

Storage

For optimal storage conditions, store in a cool, dry place. (59(0)-77(0)F/15(0)-25(0)C) (35-65% relative humidity)

Formulation

Formulation re: Does NOT Contain

This product contains NO yeast, wheat gluten, soy protein, milk/dairy, corn, sodium, sugar, starch, artificial coloring, preservatives or flavoring.

FDA Statements

FDA Statement of Identity

A Dietary Supplement

Other Label Statements

General: Product/Version Code

Formula #7968

Manufacturer & Distributor

Manufacturer

Douglas Laboratories

Pittsburgh, PA, 15205

Market Reference

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$15.35

Where to Buy Locally

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

Supplement World
4.8 (246)
Vitamin & supplements store
820 SW 89th St, Oklahoma City, OK 73139
Directions (405) 982-5949
GNC
4.0 (63)
Vitamin & supplements store
1413 B W I-240 Service Road, Oklahoma City, OK 73159
Directions (405) 680-8599
Fit Body Nutrition
4.7 (27)
Health food store
1700 S Broadway Ave STE K, Moore, OK 73160
Directions (405) 735-7089
Walgreens
2.5 (117)
Vitamin & supplements store
1041 SW 19th St Walgreens, Moore, OK 73160
Directions (405) 793-1803
RPM Nutrition
4.3 (6)
Vitamin & supplements store
520 SW 4th St, Moore, OK 73160
Directions (405) 537-1599
Prime Time Nutrition
4.3 (57)
Grocery store
928 Straka Terrace, Oklahoma City, OK 73139
Directions (405) 208-4241
Go Natural 247 (Inside Showplace Market)
4.9 (17)
Beauty supply store
640 SW 19th St Ste 120, Moore, OK 73160
Directions (405) 601-4673
Walgreens
2.3 (226)
Vitamin & supplements store
1229 N Eastern Ave, Moore, OK 73160
Directions (405) 793-1120

Research & Studies

Antioxidants for Alzheimer disease: a randomized clinical trial with cerebrospinal fluid biomarker measures
…, JM Ringman, GA Jicha, C Cotman… - Archives of …, 2012 - jamanetwork.com
… of treatment in 1 of 3 arms: 800 IU/d of vitamin E (α-tocopherol) plus 500 mg/d of vitamin C plus 900 mg/d of α-lipoic acid (E/C/ALA); 400 mg of CoQ 3 times/d; or placebo. To maintain …
2012477 citations
Effect of acute and chronic ascorbic acid on flow‐mediated dilatation with sedentary and physically active human ageing
I Eskurza, KD Monahan, JA Robinson… - The Journal of …, 2004 - Wiley Online Library
… Brachial artery flow-mediated dilatation was determined at baseline and after ascorbic acid (vitamin C) intravenous infusion and chronic supplementation (500 mg day −1 for 30 days) in …
2004421 citations
The long history of vitamin C: from prevention of the common cold to potential aid in the treatment of COVID-19
G Cerullo, M Negro, M Parimbelli, M Pecoraro… - Frontiers in …, 2020 - frontiersin.org
… Generally, if the intake of vitamin C exceeds 500 mg/day, a further increase … mg of vitamin C is administered in a single bout (39). This occurs because when 500–1,000 mg of vitamin C …
2020212 citations
Effect of vitamin C on NO2-induced airway hyperresponsiveness in normal subjects
V Mohsenin - Am Rev Respir Dis, 1987 - atsjournals.org
… The protocol was designed to test for the effects of NO z (2.0 ppm) and vitamin C (500 mg, PO, 4 times a day for 3 days) and the interaction of these 2 agents on the dependent variables …
1987125 citations
α-Tocopherol pharmacokinetics in adults with cystic fibrosis: benefits of supplemental vitamin C administration
MG Traber, SW Leonard, VT Vasu, BM Morrissey… - Nutrients, 2022 - mdpi.com
… We hypothesized that the oxidative distress due to inflammation in CF increases vitamin E … vitamin C administration. Methods: Immediately before and after receiving vitamin C (500 mg) …
202214 citations
Biological significance of ascorbic acid (vitamin C) in human health-a review
K Iqbal, A Khan, MMAK Khattak - Pakistan Journal of Nutrition, 2004 - pjnonline.org
… Daily supplementation with 500 mg of vitamin C for ten years has been found to cut the risk of developing bladder cancer by 60% (… Douglas, RM, EB Chalder and Treacy, 2001. …
2004475 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2012-06-25. DSLD Label ID: 9354. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.