A dermatologist weighs in: this SPF suncare can genuinely replace your day cream
The sun is both a source of life and a risk factor for the skin. It supports vitamin D synthesis, which is essential for bones, muscles and the immune system. Yet it is also responsible for skin ageing, sunburn and certain skin cancers. Incorporating sun protection into a daily routine has therefore become an essential reflex, and the question now arises: can a skincare SPF product genuinely replace your day cream?
SPF skincare vs day cream: what are the real differences?
A day cream is, first and foremost, a skincare product. According to Dr Marion Bourgaux, consultant dermatologist for the Avène Dermatological Laboratory, it is designed to hydrate the skin, target wrinkles, treat blemishes or fade dark spots. Some formulas with SPF also offer photoprotection.
An SPF skincare product, on the other hand, is primarily a sunscreen. The addition of active ingredients gives it extra benefits that can make it just as effective as a day cream. In terms of texture, day creams tend to be lighter, but SPF formulas are designed to be water-resistant.
The two products can therefore overlap, especially when a day cream includes an SPF. That said, there are nuances worth understanding before streamlining your routine.
UVA, UVB: what each formula actually protects against
An SPF skincare product protects against UVB rays, which cause sunburn, and UVA rays, which cause skin ageing. A day cream with SPF can also offer this dual action, but only under certain conditions.
To confirm this, look for the UVA logo inside a circle on the packaging, or the mention of “broad spectrum”. The amount applied also needs to be sufficient to guarantee that protection.
“An SPF skincare product is, first and foremost, a sunscreen. The addition of active ingredients gives it extra benefits that can make it just as effective as a day cream.”
Can an SPF skincare product really replace your day cream?
Dr Bourgaux’s answer is clear: yes, under certain conditions. As long as it contains the skincare actives you’re looking for, an SPF skincare product can replace your day cream in your daily routine. It’s a simple way to kill two birds with one stone in the morning.
That said, you can also choose to use both products to target two distinct concerns. For example, pairing a super-hydrating day cream with an anti-ageing SPF product allows you to address two needs at once. In that case, the dermatologist recommends waiting a few minutes between the two applications.
Your routine can therefore be adapted to suit each skin’s individual needs. The day cream still has its place for skin types with specific concerns that an SPF product alone cannot address.
- An SPF skincare product can replace a day cream if it contains the right active ingredients.
- A day cream with SPF also protects against UVA rays if the packaging carries the “broad spectrum” label.
- Using both products together allows you to target two different skin concerns.
- When layering both, wait a few minutes between applying the day cream and the SPF product.
- The texture of an SPF product is more water-resistant than that of a standard day cream.
How long should you wait between the two applications?
When choosing to use a day cream followed by an SPF skincare product, Dr Bourgaux advises leaving a few minutes between the two steps. This allows each formula to properly absorb into the skin, so the active ingredients in each product can work to their full potential.
This is a simple habit to build into your daily routine. For example, you can apply your day cream when you wake up, then your SPF just before heading out.
Good habits for getting the most out of your SPF skincare
For everyday urban exposure, an SPF skincare product can be applied just once in the morning. However, if exposure is prolonged, whether for an outdoor lunch, a walk, a day at the beach or by the pool, reapplication is needed every two hours.
Dr Bourgaux is reassuring on the frequency of reapplication: the skincare actives found in SPF products do not have strong pharmacological properties. There is no systemic absorption, so there is no risk of overloading the skin by reapplying every two hours.
In terms of quantity, the rule is the same as for a standard facial sunscreen. The entire face, neck and, if necessary, décolleté should be covered. The two-finger technique can help ensure the dose is sufficient. This way, protection remains effective throughout the day.
