Skip to product information
1 of 7

Carlyle Niacinamide 500 mg – 300 Capsules | Vitamin B3 Supplement

Carlyle Niacinamide 500 mg – 300 Capsules | Vitamin B3 Supplement

Regular price £30.95 GBP
Sale price £30.95 GBP Regular price
Save % Sold out

HOT PRODUCT | LOW STOCK

Carefully selected from trusted wellness brands

Free worldwide delivery

Secure checkout

Buy More Save More!

Carlyle Niacinamide 500 mg – 300 Capsules | Vitamin B3 Supplement

Regular price £30.95
Sale price £30.95 Regular price
Save % Sold out
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa

Tracked worldwide delivery. Estimated arrival between - and -.

Niacinamide vs Niacin – Which Form Is Best?

Vitamin B3 comes in two main forms: niacin (nicotinic acid) and niacinamide. The primary difference is that niacin can cause a temporary, harmless flush, whilst niacinamide does not. For this reason, niacinamide is frequently preferred by those who are sensitive to the flushing effect or who require higher doses. Both forms provide essential B3, but your choice depends on your tolerance and needs.

What Is Niacinamide?

Nicotinamide, commonly known as niacinamide, is a form of vitamin B3 essential for energy-yielding metabolism and the maintenance of normal cells. Unlike niacin, niacinamide does not cause the characteristic flush, making it a gentle option for daily supplementation. Carlyle Niacinamide 500 mg capsules provide a convenient way to obtain this vital nutrient, with 300 quick-release capsules per bottle to support your everyday wellness.

How to Choose a High-Quality Niacinamide Supplement

When selecting a supplement, quality is key. Carlyle Niacinamide capsules undergo laboratory testing for purity and potency, guaranteeing you get what is stated on the label. They are non-GMO, gluten-free, and contain no artificial flavours, sweeteners, or common allergens such as wheat, yeast, milk, or lactose. Although third-party certification provides added assurance, Carlyle's own rigorous internal testing ensures reliable quality at an affordable price.

Recommended Dosage and How to Take Niacinamide

Each Carlyle Niacinamide capsule supplies 500 mg of vitamin B3. The usual adult dosage ranges from 500 mg to 1,000 mg per day, whilst individual requirements vary. Begin with one capsule daily, taken with food and a glass of water, and adjust only on the advice of a health care professional. Do not exceed the recommended dose unless instructed by your doctor. Note that niacinamide is water-soluble, so any excess is eliminated in urine; nevertheless, high doses may cause mild nausea or headache in some people.

Potential Side Effects and Safety Considerations

Niacinamide is generally well tolerated, particularly at the 500 mg dose. Some individuals may experience mild gastrointestinal discomfort or headache, especially at the start. To reduce the likelihood of side effects, take with food and ensure adequate hydration. If you are pregnant, breastfeeding, or have a medical condition such as liver disease or diabetes, consult your health care professional before uses. Prolonged intake of high doses (above 2,000 mg per day) may pose a risk of liver toxicity, therefore always stick to the recommended amount.

Health Benefits of Niacinamide

Niacinamide, a water-soluble vitamin, contributes to normal energy-yielding metabolism, helping your body convert food into energy. It also supports the maintenance of normal skin and mucous membranes, and contributes to the normal function of the nervous system. Each capsule provides 500 mg of niacinamide, offering strong support for those with increased needs or dietary restrictions.

Frequently Asked Questions

Does niacinamide cause flushing?

No. Unlike niacin, niacinamide does not produce the typical flush, so it is a favoured option for those who dislike that sensation.

Can I take niacinamide on an empty stomach?

Yes, but taking it with food may help minimise any mild stomach upset. It is generally gentle enough to take without a meal.

How long does it take to see benefits?

Vitamin B3 supports ongoing bodily processes, so consistent daily intake is important. Some people notice improvements in energy levels or skin clarity within a few weeks, but individual results vary.

Is it safe for long-term uses?

At recommended doses (500–1,000 mg daily), niacinamide is considered safe for long-term uses. However, it is advisable to have periodic check-ups with your health care professional, especially if you are taking other medications.

Can I take niacinamide with other supplements?

Yes, but be cautious not to exceed safe levels of total B-vitamins, particularly if you also take a B-complex supplement. Consult a health care professional for personalized advice.

Worldwide Delivery

Orders are prepared with clear worldwide delivery expectations from the product page through dispatch. Delivery estimates are shown before checkout where available, and tracking details are sent after the order leaves fulfilment so customers can follow the parcel and plan around the expected arrival window.

Returns and support

UK Vitality Vitamins offers straightforward post-purchase support with a clear returns process. Please check the store returns policy before sending an item back, as final eligibility may depend on product condition, packaging integrity and whether the return request is started within the stated return window.

How to choose

Use the product description, ingredient list, serving information and available variants to compare supplement options. Always check the full ingredient list, directions for use and any allergen information on the product packaging before taking any food supplement.

Ingredients and important information

Ingredient lists and formulations may vary by batch or supplier. Always check the product packaging for the most up-to-date information. Food supplements should not be used as a substitute for a varied and balanced diet and a healthy lifestyle. Do not exceed the recommended daily intake. If you are pregnant, nursing, taking medication or have a medical condition, consult your healthcare professional before use.

View full details
  • Tracked worldwide delivery

    Clear delivery messaging for shoppers worldwide.

  • Secure checkout

    Secure checkout.

  • Clear returns

    Returns information is written plainly before purchase.

  • Trusted brands

    Carefully selected supplements from established wellness brands.

Supplement guide

Carlyle Niacinamide 500 mg – 300 Capsules | Vitamin B3 Supplement at UK Vitality Vitamins

Niacinamide vs Niacin – Which Form Is Best?Vitamin B3 comes in two main forms: niacin (nicotinic acid) and niacinamide. The primary difference is that niacin can cause a temporary, harmless flush, whilst niacinamide d...

Category Vitamin B3
Delivery area Worldwide
Checkout Secure checkout
Brand Carlyle
Price £30.95
Availability In stock
500 mgCapsulesCarlyleEnergy-Yielding MetabolismGluten-FreeLaboratory TestedNervous SystemNiacinamideNo FlushNon-GMO

How to choose if this supplement fits your routine

Read the ingredient list, check the serving size and directions for use. Consider the supplement form (tablet, capsule, liquid) and whether it suits your dietary requirements. Food supplements should not be used as a substitute for a varied and balanced diet and a healthy lifestyle.

What UK Vitality Vitamins shows before checkout

Every product page displays price, availability, variant choices, ingredient information, directions for use, allergen details, worldwide delivery expectations and secure checkout — so you can make an informed decision quickly.

Questions about Carlyle Niacinamide 500 mg – 300 Capsules | Vitamin B3 Supplement

Is Carlyle Niacinamide 500 mg – 300 Capsules | Vitamin B3 Supplement available with worldwide delivery?

Yes. This product is currently available on UK Vitality Vitamins with free worldwide delivery.

How should I compare this with similar supplements?

Compare the active ingredients, serving size, number of servings per container, supplement form, brand reputation and price per serving. Check allergen information if relevant to your dietary needs.

Where can I find delivery and returns information?

Delivery information is shown near the add to basket area. Returns guidance is available on the product page and full terms are covered in the store returns policy.

Supplement shopping with clarity

UK Vitality Vitamins product pages display ingredients, directions, allergen details and delivery information clearly — so you can compare supplements and make informed choices quickly.