Why Mature Skin Loves Peptides and Vitamin B3
- Aug 3
- 3 min read

As our skin matures, it's natural to notice changes. Fine lines become more noticeable, skin may feel drier than it once did, and firmness gradually declines.
I'll admit, there are days when I look in the mirror and wish I still had the smooth, youthful skin I enjoyed years ago. Growing older certainly has its challenges, and I know I'm not alone in feeling that way. Many of us experience moments of frustration as our skin changes.
The good news is that while we can't stop the ageing process, we can support our skin with ingredients that help maintain hydration, strengthen the skin barrier and improve its overall appearance. Caring for our skin isn't about trying to look twenty again—it's about helping it stay healthy, comfortable and radiant at every stage of life.
Two ingredients that have earned a well-deserved place in modern skincare are peptides and Vitamin B3 (Niacinamide). Although they work differently, together they complement one another beautifully to help support healthy-looking mature skin.
What Are Peptides?
Peptides are tiny chains of amino acids that help support your skin's natural renewal processes. Different peptides perform different functions, but many are used to improve the appearance of firmness, smoothness and elasticity.
Our Rose De Mai Moisture Cream contains two advanced peptides:
Matrixyl® 3000
Matrixyl® 3000 is one of the best-known peptide complexes used in skincare for mature skin. It helps support the skin's natural collagen-producing processes while improving the appearance of fine lines and helping skin look smoother and firmer over time.
Pepha®-Tight
Pepha®-Tight is a natural tightening peptide derived from microalgae. It helps improve the appearance of skin firmness while supporting a smoother, more refined complexion.
Together, these peptides work to support skin that appears firmer, smoother and more resilient.
What Does Vitamin B3 (Niacinamide) Do?
Unlike peptides, Niacinamide is a form of Vitamin B3—one of the most researched ingredients in modern skincare.
It is loved because it helps support several important aspects of healthy skin.
Benefits of Niacinamide include:
Helps strengthen the skin barrier.
Supports long-lasting hydration.
Improves the appearance of uneven skin tone.
Helps minimise the appearance of enlarged pores.
Softens the appearance of fine lines.
Supports smoother-looking skin.
Healthy skin begins with a strong skin barrier, and Niacinamide is recognised for helping support this important protective layer.
Why They Work So Well Together
Peptides and Niacinamide don't perform the same role—they complement each other.
Peptides help support:
Firmer-looking skin
Improved skin elasticity
Smoother-looking fine lines
Vitamin B3 helps support:
Skin barrier function
Long-lasting hydration
Brighter, more even-looking skin
Overall skin resilience
When combined in the same moisturiser, they help address several of the concerns commonly experienced by mature skin without the need for a complicated skincare routine.
Supporting Mature Skin Naturally
Active ingredients work best when they're paired with nourishing botanical ingredients.
Rose De Mai Moisture Cream also contains botanical oils and plant extracts selected to help nourish dry, mature skin while leaving it feeling soft, comfortable and beautifully hydrated.
A consistent skincare routine doesn't need dozens of products. Cleansing gently, keeping the skin hydrated and choosing ingredients that support the skin barrier can make a meaningful difference over time.
My Philosophy
When I began the journey of creating my own skincare, my goal was simple—to create products that I would genuinely love using myself. I've always been drawn to beautiful botanical ingredients, but I also wanted to combine them with carefully chosen active ingredients that truly support the changing needs of mature skin. Working alongside Brydie, my cosmetic chemist, has allowed me to bring those two worlds together.
I've never believed skincare needs to be harsh or complicated. For me, it's about choosing ingredients that nourish the skin, support its natural barrier and leave it feeling healthy, comfortable and beautifully hydrated.
I created Rose De Mai Moisture Cream with that philosophy in mind, combining botanical ingredients with Peptides and Vitamin B3 (Niacinamide) to support healthy-looking, resilient skin.
More than anything, I hope Amisi encourages you to slow down, enjoy your skincare ritual and take a few moments each day to care for yourself.
Warmly,
Kerry Ann PurdyFounder, Amisi Skincare
Final Thoughts
Mature skin doesn't need harsher products—it often benefits most from gentle, consistent care and thoughtfully chosen ingredients.
Peptides help support firmness and elasticity, while Vitamin B3 strengthens the skin barrier and helps maintain hydration. Together, they form a balanced approach to caring for skin as it changes over time.
Small daily rituals, combined with quality ingredients, can help your skin continue to look healthy, comfortable and radiant at every age.


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