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ARG Niacin 250 mg - Vitamin B3 (Nicotinic Acid) - 90 Vegetarian Capsules

$57.14

Dresses Size Chart

Dress Size Chart (Inch)
DRESSES
SIZE IN INCHES
SIZE US / CAN BUST WAIST HIPS
XS 0 31"-32" 24"-25" 34"-35"
S 2-4 33"-34" 26"-27" 36"-37"
M 6-8 35"-36" 28"-29" 38"-39"
L 10-12 37"-39" 30"-32" 40"-42"
XL 14 40"-42" 33"-35" 43"-45"
Dress Size Chart (cm)
DRESSES
SIZE IN CM
SIZE US / CAN BUST WAIST HIPS
XS 0 78.7-81.2 60.9-63.5 86.3-88.9
S 2-4 83.8-86.3 66-68.5 91.4-93.9
M 6-8 88.9-91.4 71.1-73.6 96.5-99
L 10-12 93.9-99 76.2-81.2 101.6-106.6
XL 14 101.6-106.6 81.2-88.9 109.2-114.3

Swimwear Size Chart

Dress Size Chart (Inch)
SWIMWEAR
SIZE IN INCHES
SIZE US / CAN BUST WAIST HIPS
XS 0 31"-32" 24"-25" 33"-34"
S 2 33"-34" 26"-27" 35"-37"
M 4 35"-36" 28"-29" 37"-38"
L 6 37"-39" 30"-32" 39"-41"
XL 8 40"-42" 33"-35" 42"-44"

Shoes Size Chart

US EURO UK AUS JAPAN CHINA
5 35-36 3 3.5 21.5 35
5.5 36 3.5 4 22 35.5
6 36-37 4 4.5 22.5 36
6.5 37 4.5 5 23 36.5
7 37-38 5 5.5 23.5 37
7.5 38 5.5 6 24 37.5
8 38-39 6 6.5 24.5 38
8.5 39 6.5 7 25 38.5
9 39-40 7 7.5 25.5 39
9.5 40 7.5 8 26 39.5
10 40-41 8 8.5 26.5 40
11 41-42 9 9.5 27.5 41

Delivery

Orders are generally processed within 1–3 business days. Standard delivery to addresses in Canada usually takes approximately 5–15 business days after dispatch.

Tracking information will be sent by email when it becomes available. Delivery times are estimates and may be affected by carrier delays, customs, severe weather or circumstances outside our control.

  • Prices are displayed in Canadian dollars.
  • Applicable taxes and shipping charges are calculated at checkout.
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Returns & Refunds

Return requests must be submitted within 30 days of delivery. Vitamins, supplements and other health-related products must be unused, unopened, sealed and returned in their original packaging.

Opened or used products cannot be returned for health and safety reasons, unless the item arrived damaged, defective or incorrect. Damaged, defective or incorrect items should be reported within 48 hours of delivery.

Customers are responsible for return shipping costs for unwanted or change-of-mind returns. A restocking fee of up to 20% may apply where permitted. Original shipping charges are non-refundable unless the return results from an error on our part.

Refunds are issued to the original payment method after the returned item has been received and inspected. Please allow up to 7 business days for the refund to be processed.

Approved Return Address
Fullfillonus #1202
1128 Lexington Ave, Bldg 4 E
Rochester, New York 14606
United States
Please contact us before sending a return. Returns sent without prior authorization may be delayed, rejected or returned to the sender.

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Email: info@cloverlight.net

Vitamin4CA.com is operated by Cloverlight LLC.

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ARG Niacin 250 mg - Vitamin B3 (Nicotinic Acid) - 90 Vegetarian Capsules

ARG Niacin 250 mg - Vitamin B3 (Nicotinic Acid) - 90 Vegetarian Capsules

$57.14

Why Choose Allergy Research Group Niacin?

Allergy Research Group has been a trusted name in supplements for over 45 years, and ARG Niacin upholds that tradition of purity and research-backed quality. This 250 mg vitamin B3 supplement delivers nicotinic acid, the classic form of niacin, in a hypoallergenic, vegetarian capsule free from gluten, dairy, soy, nuts, eggs, shellfish, fish, and sesame. Each batch is tested for potency and purity, ensuring you receive a reliable product to support your daily wellness routine.* Whether you're aiming to boost cellular energy or maintain a healthy heart, this supplement offers a clean and potent option.

How ARG Niacin Supports Energy Metabolism and NAD Production

Niacin acts as a precursor to NAD (nicotinamide adenine dinucleotide), a coenzyme essential for converting the food you eat into usable energy. With 250 mg of nicotinic acid per capsule, ARG Niacin helps maintain optimal NAD levels, driving the hundreds of enzymatic reactions involved in energy metabolism and DNA repair.* Research suggests that adequate niacin intake contributes to normal energy-yielding metabolism, making this supplement a valuable addition for those with active lifestyles or anyone looking to support metabolic balance as they age.* According to Health Canada, niacin helps the body metabolise carbohydrates, fats, and proteins.

Niacin and Cardiovascular Wellness

Vitamin B3 has been studied for its role in maintaining healthy cholesterol levels already within the normal range. By influencing lipid metabolism, niacin may help keep your HDL and LDL cholesterol in check, supporting overall heart health.* It is important to note that this supplement is not intended to treat or any disease, but rather to provide nutritional support as part of a comprehensive approach that includes a balanced diet and regular exercise. As with any supplement, consult your healthcare practitioner to see if ARG Niacin is right for your cardiovascular needs.

Niacin vs. Niacinamide – Which Form Is Right for You?

Niacin comes in several forms, each with unique characteristics. ARG Niacin uses nicotinic acid, the form that may cause a temporary flushing sensation (warmth, redness, or tingling) as blood vessels dilate. This flush is harmless and often subsides with continued use. In contrast, niacinamide (nicotinamide) does not cause flushing but may have different effects on lipid metabolism. For those specifically targetting NAD support and cardiovascular health, nicotinic acid is often preferred. If flushing is a concern, start with a lower dose or take the capsule with food. No-flush alternatives like inositol hexanicotinate exist but may not offer the same metabolic benefits. ARG Niacin provides authentic nicotinic acid for those who want the full spectrum of niacin’s nutritional properties.

Recommended Dosage and How to Take ARG Niacin

Each bottle contains 90 vegetarian capsules – a 90-day supply at the recommended serving of one capsule daily. For best results, take one capsule with a meal and a full glass of water. Because niacin can cause flushing above 50 mg, start with one capsule and increase gradually under professional guidance if needed. Do not exceed the suggested dose unless directed by your healthcare provider. Store the bottle in a cool, dry place away from direct sunlight. Always read the label and follow directions for use.

Safety Considerations and Potential Side Effects

Niacin from nicotinic acid is generally well-tolerated, but some individuals may experience flushing, itching, or gastrointestinal discomfort. These effects are usually temporary and diminish with continued use. To reduce flushing, take the supplement after a meal or split the dose (if using multiple capsules). Avoid taking it on an empty stomach. High doses (above 500 mg daily) can affect liver function and blood sugar levels, so regular monitoring is important for those with pre-existing conditions. Pregnant or nursing women, individuals taking medication, or those with liver or kidney concerns should consult a healthcare professional before use. Discontinue if adverse reactions occur.

These statements have not been evaluated by Health Canada. This product is not intended to diagnose, treat, , or prevent any disease. Consult your healthcare practitioner before use.

What Is ARG Niacin 250 mg?

ARG Niacin 250 mg from Allergy Research Group provides a concentrated dose of vitamin B3 in the form of nicotinic acid. This essential water-soluble vitamin plays a central role in cellular energy production and the synthesis of NAD, a coenzyme critical for redox reactions and electron transport. Each vegetarian capsule delivers 250 mg of pure niacin, formulated to support metabolic pathways and overall cellular health.* With a commitment to hypoallergenic standards, this supplement is free from gluten, dairy, soy, nuts, eggs, shellfish, fish, and sesame. Allergy Research Group has been a trusted name in the supplement industry for over 45 years, ensuring rigorous quality control and science-backed formulations.

Important Information

Things You Need to Know

Your payment and personal information are protected using industry-standard SSL encryption, and all payments are securely processed through Shopify-approved payment providers. Prices are displayed in Canadian dollars, and applicable taxes are calculated at checkout.

Orders are generally processed within 1–3 business days. Standard delivery to Canada usually takes 5–15 business days after dispatch. Delivery times are estimates and may be affected by carrier delays, customs processing, weather conditions or other circumstances outside our control. Tracking information will be provided when available.

Return requests must be submitted within 30 days of delivery. Vitamins, supplements and health products must be unused, unopened, sealed and returned in their original packaging. Opened products cannot be returned unless they were delivered damaged, defective or incorrect.

Customers are responsible for return shipping costs for unwanted or change-of-mind returns, and a restocking fee of up to 20% may apply. Damaged, defective or incorrect items must be reported within 48 hours of delivery and may qualify for a replacement or full refund.

Refunds are issued to the original payment method after the returned item has been received and inspected. Refund processing may take up to 7 business days. Before returning any product, please contact our customer support team for return authorization. Returns sent without prior approval may be delayed or rejected.

Approved returns must be sent to:

Return Address Fullfillonus #1202
1128 Lexington Ave, Bldg 4 E
Rochester, New York 14606
United States

Refused or unclaimed shipments may only be refunded after they are returned and inspected. Original shipping charges, return shipping costs, customs fees and carrier charges may be deducted from the refund where applicable.

Vitamin4CA.com is operated by Cloverlight LLC.

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