26 May 2026
Every cell in the body depends on vitamin C for protection and repair, and as such, it sits at the centre of any antioxidant approach. It helps neutralise free radicals before they cause damage, while also supporting the recycling of other antioxidants such as vitamin E. Beyond that, it plays a direct role in collagen production, immune defence and cellular resilience. When intake is low, these systems start to lose efficiency. Keeping levels consistent supports how the body manages daily stress at a cellular level and maintains overall function.
New Zealand’s high UV levels place extra stress on the skin, accelerating dullness, pigmentation and premature ageing. Vitamin C is one of the most researched skincare ingredients and a proven glow getter, helping skin stay bright, resilient and protected.
When used correctly, vitamin C can support long term skin health by strengthening the skin barrier, improving tone and helping defend against UV induced damage.
Vitamin C helps inhibit excess melanin production, reducing the appearance of dark spots and uneven tone. With consistent use, skin appears brighter and more luminous.
Vitamin C plays a critical role in collagen synthesis. By supporting collagen production, it helps improve firmness, soften fine lines, and maintain skin elasticity over time.
UV exposure generates free radicals that weaken skin cells. Vitamin C neutralises these free radicals, enhancing your sunscreen’s effectiveness and providing an extra layer of antioxidant defence.
Serums are excellent for daily maintenance, but they work gradually. For immediate radiance and deeper infusion, book a professional vitamin C medi facial or peel today.
Vitamin C works best when paired with complementary antioxidants. Vitamin E enhances stability and hydration, while ferulic acid improves antioxidant performance and extends the effectiveness of vitamin C under UV exposure.
L-ascorbic acid is the purest and most potent form of vitamin C but can be irritating for some skin types. Vitamin C derivatives offer a gentler option with improved stability and tolerance.
Lower concentrations around 5 to 10 percent are ideal when starting out. These support brightening and barrier health with minimal irritation.
Concentrations of 15 to 20 percent deliver stronger brightening and collagen support but should be introduced gradually to avoid sensitivity.
Apply vitamin C in the morning on clean, dry skin, followed by moisturiser and broad-spectrum SPF. Used under sunscreen, vitamin C strengthens antioxidant protection throughout the day.
Cleanse, apply vitamin C serum, moisturise, then finish with sunscreen.
Vitamin C oxidises when exposed to air, light, or heat. If your serum turns dark yellow or brown, it has likely degraded and is no longer effective. Store vitamin C in a cool, dark place and ensure the lid is tightly closed after each use.
Yes, particularly at higher strengths or in unstable formulas. Sensitive skin should start with lower concentrations and increase frequency gradually as tolerance improves.
Morning use is ideal as vitamin C neutralises free radicals generated by UV exposure. If your skin is reactive, nighttime use may be better initially.
Yes, but beginners should alternate use to minimise irritation. Vitamin C in the morning and retinol at night is a common and effective approach.
Most people notice brighter, more even skin within four to six weeks. Improvements in pigmentation and firmness continue over several months with consistent use.
