Medik8 - Niacinamide Peptides

Niacinamide + Peptides Refining Serum

A high-performance niacinamide and peptide serum formulated to visibly refine skin texture, balance oil production and strengthen the skin barrier. This advanced daily treatment combines 10% niacinamide with precision-engineered peptides and supporting actives to improve clarity, smoothness and overall skin resilience — without irritation.

Designed for long-term skin health, this lightweight serum targets visible pores, uneven texture and congestion while supporting the skin's natural barrier function. The formula is suitable for daily use and all skin types, including oily, combination and blemish-prone skin.

Key Skin Benefits

• Visibly refines pores and uneven texture
• Helps balance excess oil and congestion
• Supports a stronger, healthier skin barrier
• Improves overall skin clarity and smoothness
• Lightweight, fast-absorbing, non-comedogenic formula

Clinically Driven Formula

10% Niacinamide (Vitamin B3)
A proven multi-functional active that helps regulate sebum, refine the appearance of pores and support barrier repair, improving overall skin tone and texture.

Crystalide™ Peptide Complex
A precision peptide technology designed to optimise skin cell renewal pathways, supporting smoother texture and enhanced surface clarity.

N-Acetyl Glucosamine (NAG)
Works synergistically with niacinamide to support even skin tone and improve surface smoothness.

Zinc PCA
Helps maintain oil balance and supports clearer-looking skin.

Hyaluronic Acid
Provides lightweight hydration to maintain skin comfort and barrier integrity.

How to Use

Apply 1–2 pumps to cleansed skin morning and evening. Follow with moisturiser. In the morning, finish with broad-spectrum SPF. Can be used alongside vitamin C, retinoids and exfoliating acids.

Suitable For

• Oily and combination skin
• Blemish-prone or congested skin
• Enlarged pores and uneven texture
• Skin experiencing imbalance or sensitivity

Frequently Asked Questions

What does 10% niacinamide do for skin?

Niacinamide (Vitamin B3) at 10% concentration helps regulate sebum production, visibly refine pores, improve uneven skin tone, and strengthen the skin barrier — making it one of the most versatile actives in skincare.

Can I use niacinamide with vitamin C or retinol?

Yes — Medik8 Niacinamide Peptides is formulated to layer seamlessly with vitamin C, retinoids and exfoliating acids without pilling or irritation.

Is this serum suitable for oily or acne-prone skin?

Yes. The combination of 10% niacinamide and Zinc PCA helps regulate oil production and reduce congestion, making it particularly well-suited to oily, combination and blemish-prone skin types.

What is Crystalide™ Peptide Complex?

Crystalide™ is a precision peptide technology that optimises skin cell renewal pathways, supporting smoother texture and enhanced surface clarity over time.

How long does it take to see results?

Most users notice improvements in skin texture and oil balance within 2–4 weeks. Visible pore refinement and clarity improvements typically develop over 6–8 weeks of consistent use.

Is Medik8 Niacinamide Peptides suitable for sensitive skin?

Yes — the formula is designed to be non-irritating and suitable for all skin types, including sensitive skin experiencing imbalance or redness.