Medik8 Niacinamide Peptides | Multi-Peptides & NAG Serum | 30ml

Skin Types - All Skin Types, Sensitive, Mature, and Dry

£49.00

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Single Twin Pack 🚚 Free delivery on multi packs

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Product Overview - Medik8 Niacinamide Peptides™ | 10% Niacinamide Serum With Peptides & NAG

This professional-grade treatment delivers a high-potency 10% niacinamide complex, working synergistically with 3% Crystalide™ peptide, N-Acetyl Glucosamine (NAG) and 1% Zinc PCA to visibly smooth uneven texture, reduce redness and promote a clearer, more refined complexion.

Ultra-gentle and non-comedogenic, this feather-light serum supports the skin barrier while helping to regulate excess oil and visibly reduce blemishes. Proven to deliver an instant, glass-like glow, the lightweight, non-greasy formula is suitable for all skin types, including oily, blemish-prone and sensitive skin.

Key Benefits at a Glance

Immediate Benefits:

Instant glass-like glow – proven to deliver a visible, luminous finish with a lightweight, non-greasy texture
Feather-light hydration – absorbs quickly without clogging pores or leaving residue
Soothing skin comfort – helps visibly calm blemish-related redness from first use
Oil-balancing effect – regulates excess sebum for a fresher, more balanced complexion
Gentle daily use – ultra-gentle and non-comedogenic, suitable for morning and evening routines

Long-Term Benefits:

With continued use, Medik8 Niacinamides + NAG™ visibly refines pores, smooths uneven texture and supports long-term skin clarity. Clinically proven to reduce visible redness and improve skin barrier health by 34%, this advanced formula strengthens the skin’s natural defences while helping to prevent future blemishes.

Congestion-prone skin appears clearer and more balanced within 7 days, while excess oil is regulated and uneven tone visibly improved. The combination of niacinamide, Crystalide™ peptide and NAG works to enhance skin renewal and radiance without irritation, making this serum ideal for consistent, everyday use.

How Will It Feel on My Skin?

This lightweight, fast-absorbing serum has a smooth, water-light texture that glides effortlessly across the skin. Upon application, it absorbs quickly with no greasiness or tackiness, leaving the complexion feeling fresh, balanced and hydrated.

The non-comedogenic, fragrance-free formula delivers a soft, refined skin feel and a visible glass-like glow, making it ideal for layering under moisturiser, sunscreen or makeup.

Who Is It Suitable For?

All skin types, including sensitive skin
Oily and blemish-prone skin
Congested skin with visible pores
Those experiencing redness, uneven tone or texture
Individuals seeking clearer, more refined-looking skin
All skin tones
Suitable for morning and evening use
Compatible with the Medik8 CSA Philosophy

Why Choose Medik8 Niacinamides + NAG™?

Medik8 Niacinamides + NAG™ offers a clinically proven, high-performance approach to pore refinement, oil control and skin clarity without compromising skin comfort. Combining 10% niacinamide, 3% Crystalide™ peptide, NAG and 1% Zinc PCA, this expertly balanced formula targets blemishes, redness and uneven texture while actively supporting the skin barrier.

Unlike harsher treatments, this ultra-gentle serum delivers visible results in just 7 days, making it ideal for daily use alongside vitamin C and vitamin A within the Medik8 CSA Philosophy. Perfect for those seeking clearer, smoother, more luminous skin with professional-grade efficacy and exceptional tolerability.

Learn About Key Ingredients

Understand what makes this product effective. Our Skincare Academy explains the science behind each ingredient.

Hyaluronic Acid Niacinamide (Vitamin B3) Peptides

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More Information

Additional Product Information

Size: 30ml

Texture: Crystal-clear, lightweight, water-like serum that absorbs rapidly

Skin Type Suitability: All skin types, including sensitive skin; particularly beneficial for blemish, sensitive and dehydrated skin

Clinical Testing: Clinically proven results via independent consumer study on 60 participants over 8 weeks

Free-From Claims: Fragrance-free, paraben-free, alcohol-free, no synthetic colours

Packaging: Pump dispenser bottle for hygienic, controlled dosage

Special Notes

Certifications: Certified by The Vegan Society, cruelty-free, manufactured in ISO-certified Innovation Centre in the UK

Free-From Status: 100% fragrance-free, paraben-free, alcohol-free, free from synthetic colours

Storage Requirements: Store in a cool, dry place away from direct sunlight

Unique Features: Features patented drone-targeted delivery technology; used in professional skincare treatments; part of the evidence-based CSA Philosophy

Directions

Application:

After cleansing in the morning and/or evening, apply Medik8 Niacinamides + NAG™ evenly across the face, neck and décolletage. Allow the serum to absorb fully before applying your moisturiser.

Frequency: Use once or twice daily, morning and evening, depending on skin tolerance and routine.

Timing: Apply after cleansing and any water-based toners, but before heavier serums, oils and moisturisers.

Layering: Fully compatible with the Medik8 CSA Philosophy. Use before vitamin C in the morning and before vitamin A in the evening. Can be layered with other Medik8 serums to support oil balance, skin clarity and barrier health.

Expert Tips: If you’re new to niacinamide or high-potency active serums, a patch test is recommended at least 24 hours before first use – refer to medik8.co/patch for full guidance. Ideal for blemish-prone or congested skin, this non-comedogenic formula layers well under sunscreen and makeup without pilling.

Ingredients

Full Ingredients List

Aqua (Water), Niacinamide, Caprylic/Capric Triglyceride, Acetyl Glucosamine, Glyceryl Stearate Citrate, Glycerin, Dimethicone, Zinc PCA, Palmitoyl Tetrapeptide-10, Sodium Hyaluronate, Phenoxyethanol, Polyglyceryl-3 Stearate, Hydroxyacetophenone, Crambe Abyssinica Seed Oil, Hydrogenated Lecithin, Behenyl Alcohol, Cetearyl Alcohol, Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, Disodium EDTA, Xanthan Gum, Cetyl Palmitate, Ethylhexylglycerin, Carnosine, Sorbitan Stearate, Polysorbate 80, Polysorbate 60, Sorbitan Isostearate, Sodium Benzoate, Citric Acid, Tocopherol.

"Please note: Formulations are updated periodically by manufacturers without notice. Therefore, the ingredient lists on this website may differ from the product packaging depending on the time and country of purchase. Please refer to your product packaging for accurate ingredient lists. A patch test before use must be carried out for suitability."

FAQ

FAQ

Q: How quickly will I see visible results from Niacinamides + NAG™?

A: Clinical studies show that 7 days of consistent use can visibly reduce blemishes, refine pores, and improve uneven texture. For optimal results on congested or oily skin, continued use over 4–8 weeks is recommended. Individual results may vary depending on skin condition and age.

Q: Can I use Niacinamides + NAG™ with vitamin C and retinol products?

A: Absolutely! This serum is fully compatible with the Medik8 CSA Philosophy. Use it in the morning before vitamin C and sunscreen, and in the evening before vitamin A treatments. Layering in this way supports clearer, more balanced skin while maintaining optimal barrier health. Our experts can provide personalised routine guidance.

Q: Is this suitable for sensitive skin?

A: Yes, Niacinamides + NAG™ is formulated to be ultra-gentle and non-comedogenic. It is suitable for all skin types, including sensitive and reactive skin. Patch testing is recommended if you have a history of sensitivity.

Q: Can this help with oily or blemish-prone skin?

A: Yes, the combination of 10% niacinamide, 1% Zinc PCA, and N-Acetyl Glucosamine helps regulate sebum, clear congestion, and refine pores for a smoother, balanced complexion.

Q: How long will one bottle last?

A: When used once or twice daily as directed, a full-size 30ml bottle typically lasts approximately 6–8 weeks. The pump dispenser ensures controlled, hygienic application with each use.

Q: Can I use this during the day?

A: Yes, Niacinamides + NAG™ is safe and effective for both morning and evening use. It does not increase photosensitivity, so it can be layered under sunscreen for daytime protection.

Delivery

All orders are sent via a tracked service and you will be emailed a tracking number once dispatched.

Express delivery is available for some brands at an extra cost with a cut off time of 2pm and subject to stock.

Express delivery and high-value orders over £100 are sent with a Tracked 24 signed for delivery.

Your order will be dispatched within 1-2 working days and is estimated to be delivered after dispatch within 2-4 working days for standard shipping and 1-3 working days on an express service. Subject to stock availablity.

Cut-off for standard shipping orders is 3:30 pm (2:00pm Fridays) subject to stock.

Orders placed after 2pm on Fridays will not be dispatched until the following Monday subject to the above schedule.

Please see our full Shipping policy
Please see our full Returns policy.

Key Benefits

Visible blemish reduction & pore refinement – helps to visibly reduce blemishes while refining the appearance of pores and uneven skin texture within 7 days
Oil-balancing clarity – regulates excess sebum with 1% Zinc PCA to help prevent future congestion and breakouts
Glass-like skin effect – clinically proven to deliver an instant, visible glass-like glow with a feather-light, non-greasy texture
Skin barrier strengthening – clinically proven to improve skin barrier health by 34%, supporting long-term skin resilience and comfort
Redness-soothing action – helps visibly calm blemish-induced redness while remaining ultra-gentle for everyday use
CSA Philosophy compatible – perfectly complements vitamin C by day and vitamin A by night, supporting clearer, balanced skin as part of the Medik8 CSA Philosophy

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