Sunscreen FAQs: Your Questions Answered


Studying: 6 minutes

Your mother makes use of one sort. Your coworker, one other. Your sister swears by a model you’ve by no means heard of. And your bestie forgot to place theirs on this morning (gasp!). 

With so many differing solar safety habits and opinions, how are you aware which is the perfect sunscreen to your pores and skin? Between totally different existence, plus varied pores and skin varieties, tones, and issues, there’s rather a lot to contemplate when selecting a sunscreen. 

So, what do you want to know? We’ve acquired the solutions to the commonest sunscreen queries right here:

summer skincare offers

Do I really want to put on sunscreen day-after-day?

Sure! Solar harm doesn’t solely happen throughout summer season. Photo voltaic radiation can penetrate clouds and replicate off surfaces akin to snow. So solar safety actually isn’t simply restricted to summertime! 

The solar’s UVA rays additionally go via home windows, and despite the fact that the harm brought on by UVA rays isn’t at all times instantly obvious, radiation can nonetheless attain your pores and skin whilst you’re at dwelling, driving, or working on the workplace.

It’s necessary to keep in mind that solar harm is far more than simply sunburn infrequently – solar harm is accumulative, and sunscreen helps shield your pores and skin from sunburns, untimely pores and skin growing old, and pores and skin most cancers. 

If I don’t burn, why is sunscreen so necessary?

Sadly, there is no such thing as a such factor as ‘protected’ tanning or unprotected solar publicity. Unprotected solar publicity can harm pores and skin cells, velocity up the pure growing old course of, and improve the chance of pores and skin most cancers. So, even when you have a deeper pores and skin tone or don’t burn simply, the solar nonetheless impacts your pores and skin. 

To guard your pores and skin, it’s best to make use of sunscreen and comply with good solar safety habits, akin to searching for shade and carrying a wide-brimmed hat, sun shades, and protecting clothes.

If I don’t burn, why is sunscreen so important? ISDIN

What does sunscreen need to do with pores and skin growing old? 

Your pores and skin has its personal reminiscence, and harm accumulates because the years go by. UV radiation produced by the solar provokes unstable molecules, known as free radicals, to interrupt down proteins within the pores and skin. Our our bodies have pure defenses towards these free radicals within the type of antioxidants. But when the variety of free radicals produced turns into too nice, cell and DNA harm can happen. 

This course of is named oxidative stress, and it turns into obvious within the pores and skin via the sooner growth of effective traces, wrinkles, and pigmentation – in different phrases, untimely growing old. 

The excellent news? Sunscreen may also help fight this course of by defending pores and skin from the photoaging results of the solar. 

What does ‘broad spectrum’ safety imply?

First, let’s discuss in regards to the photo voltaic spectrum. The photo voltaic spectrum is made up of various sorts of radiation, and a few them may sound acquainted:

UVA rays: Also known as ‘growing old’ rays, this sort of photo voltaic radiation is answerable for untimely growing old of the pores and skin (photoaging), together with the looks of sunspots and wrinkles. Such a ray can go via glass or automotive home windows. 

UVB rays: Such a ray is the first reason behind sunburn (which is why it’s referred to as the ‘burning’ ray). And like we talked about, tanning, slightly than being wholesome, is a sign of solar harm within the pores and skin. 

Each sorts of ray additionally contribute to the chance of creating pores and skin most cancers. Thankfully, sunscreen with broad spectrum safety protects towards each varieties.

Why do you have to use broad spectrum sunscreen?

Bear in mind: UVA radiation is answerable for long-term harm, akin to photoaging and pores and skin most cancers, whereas UVB radiation contributes to sunburns. And broad spectrum sunscreen protects the pores and skin from each sorts of photo voltaic radiation (UVA and UVB). For this reason it’s the solely sort of sunscreen really useful by the American Academy of Dermatology.

Why should you use broad spectrum sunscreen? ISDIN

What do the letters ‘SPF’ stand for? 

SPF stands for solar safety issue. The efficacy of your sunscreen is measured by the quantity of safety it provides your pores and skin towards sunburn and pores and skin tanning, each of that are sorts of solar harm that improve the chance of creating pores and skin most cancers. 

SPF measures the period of time your sunscreen will assist shield your pores and skin from UVB radiation.

What do the numbers after SPF imply?

Good query! The numbers indicated in your sunscreen, akin to SPF 30 and SPF 50, let you know how lengthy it will take for UVB radiation to burn your pores and skin when out within the solar (so long as you’re utilizing the sunscreen precisely as directed on the label). 

When utilizing sunscreen, it’s at all times greatest to decide on a better SPF as a result of this may improve the time it takes to your pores and skin to burn whereas in direct daylight. However, you continue to have to reapply sunscreen usually! Extra on that in a sec.

What’s mineral sunscreen, and the way does it work?

Mineral sunscreens use mineral elements like zinc oxide and titanium dioxide to assist shield your pores and skin from the solar. They work by forming a ‘defend’ on high of the pores and skin, serving to to deflect the solar’s rays. So, they’re additionally typically known as bodily sunscreens.

Many dermatologists suggest mineral formulation as they’re typically appropriate for a variety of pores and skin varieties, together with delicate pores and skin. And with the appropriate formulation, they will do extra than simply shield. Our distinctive Eryfotona mineral sunscreens assist restore current solar harm within the pores and skin via the usage of DNA Repairsomes®.

What is mineral sunscreen, and how does it work? ISDIN Eryfotonas

What about chemical sunscreen?

Versus mineral sunscreens, chemical sunscreens are absorbed into the pores and skin. They assist flip UV radiation into dispersed warmth. And so long as your sunscreen has an SPF of 30 or greater and provides broad spectrum safety, utilizing chemical vs. mineral sunscreen is all about private desire.

What’s waterproof sunscreen? 

When a sunscreen is water-proof, it means the SPF has been examined and proven to stay efficient whereas swimming or sweating (e.g uncovered to water). That is measured by a interval of 40 or 80 minutes. Examine the label in your sunscreen, which is able to let you know if the product is water-proof, and the way lengthy it can stay efficient when your pores and skin will get moist. 

The 2-hour rule of utility applies solely to dry pores and skin, so it’s necessary to stay to common 40-minute functions whereas swimming or sweating (e.g doing sports activities).

What is water-resistant sunscreen?  ISDIN

Is there a distinction between face sunscreen and physique sunscreen?

To start out, there are properties each sunscreen ought to have. The American Academy of Dermatology recommends utilizing sunscreen that:

  • Has an SPF of 30 or greater
  • Provides broad spectrum safety
  • Is water-proof

The foremost distinction between physique and face sunscreen is texture and formulation. Sunscreen shouldn’t really feel like a chore to put on, particularly on the subject of each day facial sunscreen. It’s essential to discover a method that matches your pores and skin. 

Enter Eryfotona Actinica. The SPF 50+ 100% mineral method provides broad spectrum safety and melts into the pores and skin with out an oily, greasy end.

Is there a difference between face sunscreen and body sunscreen? ISDIN Eryfotona Actinica

Does sunscreen expire?

Sunscreen does have an expiration date. However don’t fear, it’s in all probability not any time quickly! 

The Meals and Drug Administration mandates that each one sunscreens should be formulated to take care of their authentic diploma of safety for 3 years — even after opening. Nevertheless, that timeline solely considers optimum storage situations. So if you happen to’re susceptible to leaving your sunscreen in a scorching automotive, your method may faucet out sooner. 

To maintain your sunscreen in tip-top form, keep away from exposing the bottle to extreme warmth or direct solar. And ensure to toss out sunscreen that has any huge modifications in coloration or consistency. Right here at ISDIN, we advise that with common use and storage, most sunscreens ought to be used up inside a 12 months. 

Must you apply sunscreen earlier than or after moisturizer?

Sunscreen ought to be the final step in your skincare routine earlier than make-up, so apply it after your moisturizer. Be certain to go away a while between making use of your moisturizer and shifting on to your sunscreen step to make sure the product has absorbed accurately. 

Apply your sunscreen in response to the product label and not less than quarter-hour earlier than leaving the home within the morning, or earlier than solar publicity.

How usually do you have to reapply sunscreen?

Reapply not less than each two hours, whatever the safety issue. And much more ceaselessly (each 40 minutes) whereas swimming, sweating, or after you’ve dried off with a towel. All of those measures rely upon the exercise you’re doing, the depth of the solar whenever you’re uncovered, and even on pores and skin sort.

One other reminder: make sure that to apply sunscreen precisely as directed on the label. Many individuals under-apply sunscreen or use much less when it’s a better safety issue, as they’ve a false sense of safety led to by the upper quantity.

Should you apply sunscreen before or after moisturizer? ISDIN

Can I put on ISDIN sunscreens beneath make-up? 

Our Eryfotona sunscreens use an ultralight, fast-absorbing method with no greasy end, making them the perfect base for make-up utility.

In the event you favor to mix your make-up step with sunscreen, Eryfotona Ageless is an ultralight tinted mineral sunscreen offering SPF 50 broad spectrum safety. The versatile tint helps pores and skin look extra even in tone and helps to appropriate seen imperfections. 

Can I wear ISDIN sunscreens under makeup?

Okay, I believe I acquired it. Can I head to the seashore now? 

Nearly! Let’s go over a fast guidelines:

  • Is your sunscreen SPF 30 or up?
  • Is it broad spectrum and water-proof?
  • Did you learn your sunscreen label to understand how a lot and when to use?
  • Do you could have a cool, shady place to retailer your sunscreen?
  • Acquired a hat and a coverup? 
  • How a couple of huge bottle of water? 

In the event you stated sure to the entire above, you’re able to hit the seashore. Now, go on and have some enjoyable within the solar.

summer skincare offers

Sources and references:
Naidoo, Ok., Birch-Machin, MA. Oxidative Stress and Ageing: The Affect of Environmental Air pollution, Daylight and Weight-reduction plan on Pores and skin. In Cosmetics (2017): 4, 4.

Score: 5.0/5. From 1 vote.

You voted 5, 4 weeks in the past.