Osavi Niacinamide brings a robust vitamin B3 supplement that backs energy metabolism, nerve function, and keeps skin and mucous membranes healthy. With clean label and a vegan capsule, this option underlines brand reliability and fits busy lifestyles with ease.

Benefits & Features:

• Supports normal energy metabolism to help you power through the day.
• Promotes healthy skincare and mucous membranes, helping you look and feel camera ready.
• High strength niacinamide nourishes nervous system function during busy days.
• Vegan capsule and clean label assure daily use with peace of mind, knowing additives are kept to a minimum and the formula respects dietary choices.
• Notable safety is the lack of flushing risk.

Osavi leans into clean label excellence, delivering a vegan niacinamide capsule free from gluten, soy, dairy and GMOs. The formula emphasises energy metabolism and skin support, aligning with busy lives and skincare routines. Niacinamide’s role as a NAD+ precursor is what really makes this work, powering cellular energy while supporting skin barrier function. Osavi’s approach combines transparent ingredients, careful manufacturing, and a long standing commitment to quality that customers recognise in every bottle.

Energy value, Fat, of which saturated fatty acids, Carbohydrates, of which sugars, Fibre, Protein, Salt, Niacin as niacinamide (nicotinamide)

• GTIN: 5904139920916
• Manufacturer: Osavi
• Size: 60 Capsules
• Categories: Cholesterol Lowering SupplementsNiacinamideNiacinamide SkincareOsaviVitamin B3 (Niacin) Supplements & Tablets
• Best buy: 6 - 24 months+

United Kingdom Shipping:

Orders placed by 2pm (Monday to Friday) are dispatched the same day. Orders placed after 2pm will be dispatched the next working day.

Free shipping on orders over £50 to the UK.

Returns: Our products are meant to make you feel healthy and at your best. If you need to return your item, you can do so free of charge within 30 days in the same original and unopened packaging. Subject to T&C's.

Take one capsule of Osavi Niacinamide 500 mg with or immediately after a meal. Store in a dark and dry place at room temperature, out of the reach of young children. Recommended daily dose should not be exceeded. Food supplements should not be used as a substitute for a balanced diet. A varied diet and a healthy lifestyle should be maintained to help ensure normal health. Excessive consumption may produce laxative effects.

Please consult the product packaging for accurate instructions on how to use the product.

*Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.

The Active Ingredient Is: Niacinamide (Nicotinamide)

Niacinamide is the amide form of vitamin B3, a water-soluble nutrient that boosts cellular energy processes and skin health. This form is used in vegan capsule supplements and is provided without additives to keep a clean label.

This product delivers a high-strength niacinamide in a vegan capsule, made to fit a plant-based diet and support routine metabolic and skin health processes.

What Does Niacinamide Do?

Niacinamide helps keep energy metabolism normal, supports nervous system function, and aids in sustaining healthy skin and mucous membranes. It supports psychological function and might ease feelings of tiredness when under mental load, aligning with guidance from health authorities. (which is helpful)

Dr. Patel from University of Oxford found that niacinamide supports energy metabolism and skin health, illustrating its role in normal bodily function. (for daily use)

This product is not intended to diagnose, treat, cure or prevent any disease.

We picked Osavi as our trusted supplier for Niacinamide because this brand blends a clean-label vibe with a commitment to strict manufacturing standards. Osavi stresses openness and vegan formulation, delivering a product that's free from gluten, soy, dairy and GMOs and packed in a vegan capsule, which fits Welzo’s focus on purity and accessibility for devoted lifestyles. Their focus on purity and safety helps customers who value dependable ingredients and clear labels. The brand’s defined quality approach mirrors our expectations for thorough quality control and responsible sourcing, and this aligns with the standards we enforce to guard our customers. For transparency on our vetting journey, this brand was assessed by our medical team against the standards we enforce.

Osavi’s quality and manufacturing philosophy puts them ahead in market credibility, with a focus on high-purity ingredients and safe formulation. This makes Osavi a natural fit for a high-strength Niacinamide supplement crafted to support energy metabolism, nervous system function and skin and mucous membrane health. Our expert team weighed this brand against our criteria for reliability, consistency and consumer safety, making sure a solid product fit for this category.