Anti-aging care by age: what your skin needs at 25, 35, 45 and 55+

Around the age of 25 collagen production starts to decline by about 1 percent a year. This is physiology, not a sales pitch. the classic study by Shuster et al. (1975) documented it, and dermatology has confirmed it for decades: from the mid-twenties the skin quietly loses a small part of its reserve every year, without symptoms.

That is exactly why 25 years is the lower threshold. Below it the skin manages on its own, as long as you cleanse it properly and do not expose it to the sun relentlessly and excessively. Above it the prevention game begins: the winners are not those with the most expensive cream, but those who start on time with the right things.

And something I tell every customer in the pharmacy: the sun is responsible for up to 80-90% of visible facial aging, as the large study by Flament et al. (2013) shows. That is why sun protection in this article is not a separate section but the background of everything else. If you have not read the SPF article and the one on textures, read them after this one.

Before serums, creams and age brackets there is one step that decides whether everything else works at all. Cleansing. During the night the skin releases sebum, during the day make-up, sunscreen and pollution accumulate on it. If all that is not removed properly, the active ingredients of the serum or cream stay on top instead of working.

Harsh cleansers, however, do a disservice: they damage the lipid barrier and the skin loses water faster, and dehydrated skin shows its wrinkles more clearly. The rule from practice: two steps in the evening, first a micellar water that removes make-up and sunscreen, then a gentle gel that finishes the job without tightening. In the morning only the gel or only the water, depending on the skin type. And before going out, sunscreen is a must, even in winter.

In this period the skin looks good and that is exactly the trap. The processes run invisibly: cell renewal slows from about 28 days towards 30 and more, the first fine wrinkles appear around the eyes towards the end of the decade, and the sun damage accumulated in your youth is only now coming to the surface.

The strategy here is: first, daily sun protection for the face, not only for the beach. Second, hydration, because well-hydrated skin looks plumper and smoother at any age. Third, an antioxidant in the morning if you wish, most often vitamin C, which reinforces the defence against the free radicals from sun and pollution.

This is the age when heavy formulas are not needed, but consistency is. A light hydrating cream with hyaluronic acid, morning and evening on cleansed skin, is fully sufficient as a base.

Until now the wrinkles appeared with a smile and vanished after it. Somewhere after the age of 35 they start to stay. The reason is that collagen and elastin no longer rebuild at the pace at which they break down, and facial expressions carve ever deeper along the same wrinkles. The skin around the eyes, the thinnest on the whole face, is the first to show it.

This is the moment for two additions to the routine. The first is a serum: a more concentrated form of the active ingredients, applied before the cream. A serum with a high concentration of hyaluronic acid fills the fine lines from within with water and smooths the relief. The second is a separate eye cream, because the regular face cream there is often either too heavy or not enough.

This is also the age at which dermatologists usually introduce retinoids in the evening: the ingredients with the most evidence against photoaging at all, ever since Kligman's studies in the eighties. The important caveats: start with a low concentration twice a week, combine it with good hydration, and during the day sunscreen remains mandatory, because retinoids make the skin more sun-sensitive. Retinoids are not used during pregnancy and breastfeeding. If you want to include them, ask me in the chat how to do it safely.

This is the decade in which women come to the pharmacy and say: my skin changed in months, not years. They are right. With the end of menstruation oestrogen falls too, and it directly supports collagen production and water retention in the skin. Studies by Brincat et al. show that in the first five years after menopause the skin can lose up to 30% of its collagen, after which the pace stabilises at about 2% a year.

Practically this means three changes: the skin becomes drier, thinner and loses volume, and wrinkles are no longer only mimic but structural. The light gels of the previous decade stop being enough. This is where the richer formulas take their place: plumping serums with a combination of hyaluronic acid of different molecular weights and day creams that hydrate, nourish and protect the barrier at the same time.

A tip from practice: do not buy the richest cream straight away. If you have used light textures so far, go through a middle step so the skin can adapt. And do not forget the neck and décolleté: they reveal age before the face does, because the skin there is thin and the care for it usually stops at the chin.

After 55 the skin becomes thinner, drier and slower to recover. The elastin fibres lose their function, the face loses firmness along the oval, and the barrier is easier to disturb. Many women at this age make the same mistake: they try to compensate with aggressive actives, peels and strong concentrations. The result is irritated, red skin that looks more tired, not younger.

The right strategy is the opposite: rich, restorative formulas with lipids, peptides and antioxidants, revitalising serums for periodic courses, and creams that can be worn day and night without suffocating. A day cream with a light SPF is a practical everyday choice, while separate sun protection remains mandatory for longer exposure.

And one truth I always say: a cream does not turn back time and anyone who promises you that is selling an illusion. What good care really does at this age is visibly plumper, better hydrated and calmer skin, and that can be seen and felt.

25-35: cleansing, hydration, daily sun protection, an optional antioxidant in the morning. 35-45: add a hyaluronic acid serum, a separate eye cream and consider a retinoid in the evening. 45-55: richer textures, a plumping serum, care for the neck and décolleté too. 55+: dense restorative formulas, peptides, revitalising courses, no aggressive actives.

The important thing is to build the routine gradually: introduce one new product every two weeks, so you know what works and what might irritate.

First, the sun. Photoaging is the biggest factor in visible aging and the only one that depends almost entirely on us. Daily facial protection is the most profitable anti-aging investment that exists.

Second, sleep. During night sleep the skin repairs its barrier most actively, and chronic sleep deprivation shows on the face before any wrinkle. Third, consistency. The skin works in cycles of about a month, so every formula is judged after at least 8-12 weeks of regular use, not after three evenings.

If you are not sure which decade your skin falls into by condition rather than by passport, ask me in the chat. I answer personally and free of charge after a quick registration.

Shuster S. et al., "The influence of age and sex on skin thickness, skin collagen and density", British Journal of Dermatology, 1975. Flament F. et al., "Effect of the sun on visible clinical signs of aging in Caucasian skin", Clinical, Cosmetic and Investigational Dermatology, 2013. Brincat M. et al., studies on collagen and menopause. American Academy of Dermatology (AAD): recommendations on anti-aging care and sun protection. Evidence base for retinoids: Kligman A. et al., 1986.