Active ingredients can make a skincare routine more targeted, but a longer ingredient list does not automatically mean better results. The most effective routine is usually the one your skin can tolerate consistently: gentle cleansing, appropriate moisturising, daily sun protection and one or two well-chosen actives.
What is an active ingredient?
In everyday skincare language, an active ingredient is included to address a specific goal, such as dehydration, uneven-looking tone, blemishes, sensitivity or visible signs of ageing. Concentration matters, but so do the full formula, packaging, pH, frequency of use and the condition of your skin barrier.
Niacinamide
Niacinamide, a form of vitamin B3, is a versatile ingredient commonly used to support the skin barrier and improve the appearance of uneven tone, excess shine and enlarged-looking pores. It is often well tolerated and can fit into a morning or evening routine.
Best suited to: combination, oily, dehydrated or sensitive skin. Start with a moderate-strength formula if your skin is reactive; a higher percentage is not always more effective.
Vitamin C
Vitamin C is an antioxidant used to help protect the skin from environmental oxidative stress and improve the look of dull or uneven tone. Different vitamin C derivatives vary in stability and strength. Pure ascorbic acid can be effective, but it may feel irritating on sensitive skin.
How to use it: often in the morning after cleansing and before moisturiser and sunscreen. Store it as directed and replace it if the product changes significantly in colour, texture or smell.
Retinoids
Retinoids are vitamin A derivatives used for concerns such as blemishes, uneven texture and visible fine lines. They can also cause dryness, peeling or irritation while the skin adapts.
How to begin: use a small amount one or two evenings per week, then increase gradually if your skin remains comfortable. Apply moisturiser and use broad-spectrum sun protection every morning. If you are pregnant, planning pregnancy or breastfeeding, ask your doctor before using a retinoid.
Hyaluronic acid
Hyaluronic acid is a humectant that helps attract and retain water in the outer layers of the skin. It supports a smoother, more hydrated appearance but does not replace a moisturiser for everyone.
How to use it: apply to slightly damp skin and follow with a cream that helps reduce water loss, especially in dry weather.
Azelaic acid
Azelaic acid is used in skincare for the appearance of blemishes, post-blemish marks, redness and uneven tone. Mild tingling can occur at first, so introduce it slowly and avoid adding several potentially irritating products at the same time.
Peptides
Peptides are short chains of amino acids used in formulas designed to support a smoother, firmer-looking complexion. Their performance depends heavily on the specific peptide and the complete formula. They can be a useful supporting step, particularly in routines where stronger actives are not well tolerated.
Can these ingredients be combined?
Many ingredients can coexist in a routine, but tolerance matters more than creating the most complex combination. A simple approach is:
- Morning: gentle cleanse, vitamin C or niacinamide, moisturiser, sunscreen.
- Evening: cleanse, one targeted active such as a retinoid or azelaic acid, moisturiser.
If your skin becomes persistently red, sore, itchy or flaky, pause the newest active and return to a simple barrier-supporting routine. Reintroduce products one at a time.
How to choose well
- Choose one main concern instead of trying to treat everything at once.
- Patch test new products and introduce only one new active at a time.
- Give a well-tolerated routine time to work; frequent switching makes results harder to judge.
- Use sunscreen consistently, especially when your routine includes exfoliating acids or retinoids.
- Ask a qualified professional if you have a diagnosed skin condition, take prescription medication or experience persistent irritation.
Explore our face serums, face creams and sun protection, or contact MARGUS for help building a routine around your skin goals.
This article provides general skincare information and does not replace medical advice or diagnosis.
