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 have you learnt which is one of the best sunscreen to your pores and skin? Between totally different life, plus numerous pores and skin sorts, tones, and issues, there’s loads to contemplate when selecting a sunscreen. 

So, what do you want to know? We’ve received the solutions to the most typical sunscreen queries right here:

Do I really want to put on sunscreen each day?

Sure! Solar injury doesn’t solely happen throughout summer time. Photo voltaic radiation can penetrate clouds and mirror off surfaces comparable to snow. So solar safety actually isn’t simply restricted to summertime! 

The solar’s UVA rays additionally move by way of home windows, and although the injury attributable to UVA rays isn’t all the time instantly obvious, radiation can nonetheless attain your pores and skin when you’re at dwelling, driving, or working on the workplace.

It’s essential to do not forget that solar injury is far more than simply sunburn now and again – solar injury is accumulative, and sunscreen helps shield your pores and skin from sunburns, untimely pores and skin getting old, and pores and skin most cancers. 

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

Sadly, there is no such thing as a such factor as ‘protected’ tanning or unprotected solar publicity. Unprotected solar publicity can injury pores and skin cells, pace up the pure getting old course of, and improve the danger 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, comparable to in search of 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 should do with pores and skin getting old? 

Your pores and skin has its personal reminiscence, and injury 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 in opposition to these free radicals within the type of antioxidants. But when the variety of free radicals produced turns into too nice, cell and DNA injury can happen. 

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

The excellent news? Sunscreen may 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 concerning 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: Sometimes called ‘getting old’ rays, such a photo voltaic radiation is answerable for untimely getting old of the pores and skin (photoaging), together with the looks of sunspots and wrinkles. Such a ray can move by way of glass or automobile home windows. 

UVB rays: Such a ray is the first reason for sunburn (which is why it’s often known as the ‘burning’ ray). And like we talked about, tanning, moderately than being wholesome, is a sign of solar injury within the pores and skin. 

Each varieties of ray additionally contribute to the danger of growing pores and skin most cancers. Fortuitously, sunscreen with broad spectrum safety protects in opposition to each sorts.

Why must you use broad spectrum sunscreen?

Bear in mind: UVA radiation is answerable for long-term injury, comparable 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 varieties of photo voltaic radiation (UVA and UVB). This is the 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 presents your pores and skin in opposition to sunburn and pores and skin tanning, each of that are varieties of solar injury that improve the danger of growing 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, comparable to SPF 30 and SPF 50, let you know how lengthy it could 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 all the time greatest to decide on the next 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 typically! Extra on that in a sec.

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

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

Many dermatologists advocate mineral formulation as they’re usually appropriate for a variety of pores and skin sorts, together with delicate pores and skin. And with the precise formulation, they will do extra than simply shield. Our distinctive Eryfotona mineral sunscreens assist restore current solar injury within the pores and skin by way of 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 presents 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. Test the label in your sunscreen, which is able to let you know if the product is water-proof, and the way lengthy it is going to stay efficient when your pores and skin will get moist. 

The 2-hour rule of software applies solely to dry pores and skin, so it’s essential to stay to common 40-minute purposes 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 presents 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 every 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 sizzling automobile, 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 large adjustments 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 yr. 

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 sure that to depart a while between making use of your moisturizer and shifting on to your sunscreen step to make sure the product has absorbed appropriately. 

Apply your sunscreen based on the product label and at the least quarter-hour earlier than leaving the home within the morning, or earlier than solar publicity.

How typically must you reapply sunscreen?

Reapply at the least each two hours, whatever the safety issue. And much more regularly (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 if you’re uncovered, and even on pores and skin sort.

One other reminder: make certain to apply sunscreen precisely as directed on the label. Many individuals under-apply sunscreen or use much less when it’s the next 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 underneath make-up? 

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

In case you choose 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 received it. Can I head to the seaside 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 know the way a lot and when to use?
  • Do you’ve a cool, shady place to retailer your sunscreen?
  • Received a hat and a coverup? 
  • How a few large bottle of water? 

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

summer skincare offers

Sources and references:
Naidoo, Okay., Birch-Machin, MA. Oxidative Stress and Ageing: The Affect of Environmental Air pollution, Daylight and Food regimen on Pores and skin. In Cosmetics (2017): 4, 4.
https://www.aad.org/public/everyday-care/sun-protection/sunscreen-patients/sunscreen-faqs


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