Sustained-Release Niacin with niaXtend 500 mg
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- Niacin: 500mg is 14.3× the Tolerable Upper Intake Level (35mg)
- 100% of ingredients have research evidence
What the Evidence Says
AI-generated · Qwen 3.6 · grounded in 1 source · methodologyNiacin is used to support healthy cholesterol levels, though evidence for its efficacy varies by specific health goal. Research provides moderate support for its role in lipid management. Due to a safety score of 60, potential concerns regarding flushing or liver enzyme elevation should be noted.
AI-generated summary based on research evidence. Not medical advice.
Safety Alerts
Niacin: 500mg is 14.3× the Tolerable Upper Intake Level (35mg)
This product received a low safety score because it contains 500mg of Niacin, which is over 14 times the recommended upper limit for daily intake.
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Supplement Facts — Evidence Check
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Directions for Use
Suggested Adult Use: Take 1 tablet daily with food, or as recommended by a nutritionally informed physician.
Warnings & Precautions
Warning: If you are pregnant, nursing, have a medical condition, or taking medication, consult your physician before taking this product.
Temporary flushing such as warmth, itching or redness of the skin, are common side effects that may occur upon initial use. These effects may worsen if you drink alcohol or hot beverages shortly after taking niacin. Do not take more than 500 mg per day (one tablet) except under the supervision of a physician. Liver damage and jaundice are risks with high doses of niacin. Avoid high doses of niacin if you have a liver or kidney disorder.
Formulation Notes
Doctor's Best Sustained-Release Niacin with niaXtend provides niacin in a form that helps minimize the incidence of uncomfortable skin flushing that is commonly associated with niacin. Approximately 200 coenzymes are comprised of niacin that play pivotal roles in metabolism and energy production within the body. niaXtend has been tested to encourage a favorable blood lipid profile. Research suggests that niacin, in combination with a well-balanced diet, may help maintain healthy cholesterol levels that are already within the normal range.
Non-GMO / Gluten Free
Helps support cardiovascular health Low flush
Vegan
Helps support cardiovascular health Helps encourage a favorable balance of blood lipids Sustained-release formula decreases incidence of "skin flushing"
Additional Information
Store in a cool dry place.
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.