Net Contents
1000 Tablet(s)
Serving Size
1 Tablet(s)
Servings Per Container
Not specified
Supplement Form
Tablet or Pill
Bar Code (UPC/SKU)
0 05364 07810 8
Product Version
Rev. 03/16 R-29 11077-03-16 Re-order No. 370480
Label Analysis
Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.
Single-ingredient formula listed in Supplement Facts.
Every active ingredient discloses a specific amount per serving.
1 ingredients report a %DV; 1 meet or exceed 100% DV.
Label states: Vegetarian, Gluten-Free.
This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.
Supplement Facts
Serving Size: 1 Tablet(s) · 1 per day
| Ingredient | Amount Per Serving | % Daily Value |
|---|---|---|
| Niacin(Nicotinic Acid) | 500 mg | 2500% |
Not Present
Other Ingredients
Target Groups
Label Claims
Directions & Suggested Use
Suggested/Recommended/Usage/Directions
Directions: Adults: One tablet daily as a dietary supplement, or as directed by a physician.
Warnings & Precautions
Precautions re: All Other
Tamper resistant - Do not use if imprinted safety seal under cap is broken or missing
Precautions re: All Other
Caution: Niacin may cause temporary flushing, itching and tingling, feelings of warmth and headache, particularly when beginning, increasing dose, or changing brand of niacin. These effects seldom require discontinuing niacin use. Skin rash, upset stomach, and low blood pressure when standing are less common symptoms; if they persist, contact a physician.
Precautions re: Allergies
Warnings: Do not use this product if you have a known sensitivity or allergy to niacin.
Precautions re: Pregnant or Nursing or Prescription Medications
Use only under the advice and supervision of a physician if you: have heart disease, recurrent chest pain (angina), or recently suffered a heart attack are taking high blood pressure or cholesterol lowering drugs (because of possible drug interactions) have any of the following conditions: gallbladder disease, gout, arterial bleeding, glaucoma, diabetes, impaired liver function, peptic ulcer, or are a pregnant or lactating woman.
Precautions re: Children
Keep out of reach of children
Storage
Storage
To preserve quality and freshness, keep bottle tightly closed. Store between 15(0) - 30(0)C (59(0) - 86(0)F).
Formulation
Formula re: Contains
Caution: Niacin may cause temporary flushing, itching and tingling, feelings of warmth and headache, particularly when beginning, increasing dose, or changing brand of niacin.
Formulation re: Does NOT Contain
Free of sugar, sodium, starch, soy, gluten, corn, preservatives, yeast, animal by-products, artificial colors-flavors.
FDA Statements
FDA Statement of Identity
Dietary Supplement
Other Label Statements
General Statements: All Other Content
New formula & appearance
General Statements: All Other Content
This is a bulk package. Dispense contents with a child-resistant closure in a tight, light-resistant container as defined in the USP.
General: Product/Version Code
Rev. 03/16 R-29 11077-03-16 Re-order No. 370480
Manufacturer & Distributor
Distributor
Rugby Laboratories
31778 Enterprise Drive, Livonia, MI, 48150
1-800-645-2158
Market Reference
Rugby Niacin 500 mg 1000 Tablets
Swanson Health Products4.8(79)$36.89Rugby Niacin Release
Walmart - myREVCO4.7(74)$15.58Rugby Niacin 500 mg Dietary Supplement
Walmart4.1(9)$28.92Rugby Niacinamide 500mg Tablets 100 ct
Target4.4(5)$11.43Rugby Niacin 500 Mg 100 Capsules
MediPond.com5.0(1)$13.99Rugby Niacinamide 500 Milligrams 100 Tabs
Walmart - myREVCO5.0(3)$8.80Rugby Niacin 500 mg. Tablets 1000/Btl. (Pack of 2)
Preferred Medical Plus$53.99GNC Niacin 500mg Tablets
GNC4.4(103)$19.99
Where to Buy Locally
Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.
Research & Studies
Varying cost and free nicotinic acid content in over-the-counter niacin preparations for dyslipidemia
CD Meyers, MC Carr, S Park… - Annals of internal …, 2003 - acpjournals.org
… Niacin is classified as a dietary supplement, and therefore the … We purchased 16 niacin preparations from health food stores … -release niacin [Rugby], which comes in scored 500-mg …
200394 citationsEffect of niacin monotherapy on high density lipoprotein composition and function
SM Gordon, MJ Amar, K Jeiran, M Stagliano… - Lipids in Health and …, 2020 - Springer
… Health … supplement Rugby® Extended Release Niacin (250 mg/tablet). An initial two week run-in period was used to slowly increase the dose from 500 mg/day up to the target 2000 mg/…
202029 citationsEvaluating the release of different commercial orally modified niacin formulations in vitro
C Chbib, MA Rashid, SM Shah, M Kazi, MN Uddin - Polymers, 2023 - mdpi.com
… as a dietary supplement that follows the Dietary Supplement Health and Education Act of … Rugby Laboratories, the release pattern was not aligned with its release definition. The 500 mg …
20236 citationsEvaluation of In-Vitro Release of Different Commercial Oral Modified Niacin Formulations Intended to Reduce Cutaneous Flushing and Hepatotoxicity Adverse Events
MA Rashid, SM Shah, MN Uddin, M Kazi… - Available at SSRN … - papers.ssrn.com
… which follows the Dietary Supplement Health and Education Act … niacin brands such as IR (250 mg), ER (500 mg), 123 … In the Brand B, manufactured by Rugby laboratories, the release …
Body composition and habitual and match-day dietary intake of the FNB Maties Varsity Cup rugby players
S Potgieter, J Visser, I Croukamp… - South African Journal …, 2014 - journals.co.za
… a protective role in terms of bone health, which in the current … a low copper intake and a high niacin intake. The elevated … food, supplements or sports drinks during the rugby game. It is …
201441 citationsInternational society of sports nutrition position stand: energy drinks and energy shots
AR Jagim, PS Harty, GM Tinsley… - Journal of the …, 2023 - Taylor & Francis
… American Medical Association recommends a limit of 500 mg∙… high-dose (280 mg) niacin supplementation, potentially due to … competition in elite male rugby athletes [Citation169] and …
2023163 citations
Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2019-04-25. DSLD Label ID: 201207. 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.
Related Products

100% Natural E-1000 IU
Vitamin World

100% Natural E-200 IU
Vitamin World

100% Natural E-400 IU
Vitamin World

100% Natural Vitamin D3
Whole Body Research