How to choose an effective sunscreen for the Australian sun
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Summary: Choosing the right sunscreen for the Australian sun is vital because of the intense ultraviolet (UV) rays. Look for a broad-spectrum product with SPF 30 or more, water resistance, and ingredients that match your skin type. Consistent and correct application is key to staying protected. With the right sunscreen, you can soak up the sunshine without damaging your skin.
The Australian sun is like that over-enthusiastic friend who goes all in with ultraviolet (UV) rays instead of hugs! It’s blazing, intense, and can seriously mess with your skin if you’re not careful. That’s why picking the right sunscreen is like choosing your sun-shielding superhero. But with so many options out there, how do you choose the one that truly delivers? Surprisingly, recent data from the Australian Bureau of Statistics revealed that only 38.1% of Australians aged 15 and above use sunscreen on most days during peak UV periods. Let’s crack the code on choosing the perfect sunscreen for our Aussie sun and help boost that number!
Why sunscreen is non-negotiable in Australia
Sunscreen is non-negotiable in Australia because the country is exposed to some of the highest UV radiation levels in the world. These intense UV rays significantly increase the risk of sunburn, early skin ageing, and skin cancer. Cancer Australia estimates that more than two in three Australians will be diagnosed with skin cancer in their lifetime. Daily sunscreen use is a simple yet powerful habit for safeguarding your skin and overall health under the harsh Aussie sun.Understanding the Australian sun
The blazing Australian sun is relentless and unforgiving. Its strong UV rays can harm your skin even on cool or overcast days. Unlike heat, UV radiation is invisible and can quietly damage your skin, without you even realising it. This hidden exposure can lead to sunburn, premature skin ageing, and chronic skin conditions over time.
Living under such harsh sunlight, sun protection is a must every day, not just when you’re at the beach or pool. From a simple walk outdoors to a car ride, being sun-smart by using broad-spectrum sunscreen, staying in the shade, wearing sun-protective gear, and sunglasses can help keep your skin safe and healthy every day.
According to Dr Lau, registered GP in Australia it is important to check the UV index; when it is 3 or above, sun protection is required all year-round. As the Australian saying goes, Slip (on a shirt), Slop (on sunscreen), Slap (on a hat), Seek (shade) and Slide (on sunglasses).
Also read: Summer skin care tips for Aussies: healthy habits
The difference between UVA and UVB rays
Both UVA and UVB rays come from the sun and damage your skin, each affecting your skin differently:
- UVA rays penetrate deep into your skin. They are mainly responsible for premature ageing, causing fine lines, wrinkles, and lasting skin damage. UVA rays are present throughout the year and can easily pass through windows and cloudy skies.
- UVB rays affect the skin’s surface layers, primarily causing sunburn and visible inflammation. Their intensity is higher during summer and at peak sun hours (usually 10 a.m. to 4 p.m.) and is blocked by nearly all standard glass.
Why are Australian skin protection standards among the strictest in the world?
Australia enforces some of the world’s strictest sunscreen regulations because of the country’s exceptionally high levels of UV radiation and significant rates of skin cancer. The combination of intense solar rays, unobstructed skies, and proximity to the ozone-depleted region makes UV radiation a serious health concern. Closeness to the Antarctic ozone hole during spring increases UV in southern Australia.
To safeguard public health, Australia has implemented rigorous regulations for sunscreens through the Therapeutic Goods Administration (TGA). These standards ensure that sunscreens sold in Australia are carefully evaluated for efficacy, safety, and broad-spectrum protection.
In 2024, Australia adopted the updated Australian/New Zealand Sunscreen Standard AS/NZS 2604:2021, which implemented stricter testing protocols and enhanced labelling standards. This regulation emphasises improved protection against both UVA and UVB radiation, guaranteeing consumers thorough sun protection.
These strict standards reflect Australia’s dedication to protecting public health, aiming to minimise skin cancer cases and foster better sun safety practices among its population.
What SPF do you need?
The SPF (sun protection factor) required varies based on your skin type, duration of sun exposure, and activities. For most individuals, an SPF of 30 is suitable; it blocks roughly 97% of UVB rays and is appropriate for daily use. If you have very light skin, a personal history of skin cancer, or plan to spend a long time in the sun (like at the beach), an SPF of 50 or greater is advisable. Because most people apply too little sunscreen, SPF 50+ can reduce sunburn risk by about 1.3-2x compared with SPF 30 under real-life use. Regardless of the SPF level, make sure to reapply every 2 hours and after swimming or sweating.
Also read: How to heal sunburn: GP-approved tips
SPF 30 vs SPF 50+ — what the numbers mean
SPF represents Sun Protection Factor and indicates how well a sunscreen defends against UVB rays, which can cause sunburn.
SPF 30 filters out roughly 97% of UVB rays, while SPF 50 prevents about 98%. Although the difference may appear minor, SPF 50+ provides slightly more defence, especially for those with sensitive skin or higher risk factors. That said, no sunscreen can block 100% of rays. The main point is to apply a sufficient amount and reapply it regularly.
How much protection is enough for daily vs prolonged exposure
While walking outdoors or commuting, SPF 30 is often adequate, particularly if you spend most of your time indoors. It provides reliable protection when applied properly.
For extended sun exposure, such as at the beach, hiking, or outdoor work, SPF 50 or more is recommended. In both situations, ensure to reapply every 2 hours, or more frequently if you're swimming or sweating, to maintain effective coverage.
Mineral vs chemical sunscreen: what’s better?
Mineral sunscreens (also referred to as physical sunscreens) utilise natural ingredients like zinc oxide or titanium dioxide to create a barrier on the skin that scatter, reflects and absorbs UV rays. They are preferable for sensitive skin and become effective right after application.
In contrast, chemical sunscreens absorb UV rays and transform them into heat. They tend to be lighter and blend well on the skin, but may irritate some users. The best choice depends on your skin type and personal preference. Both types are effective when used appropriately.
Choosing sunscreen based on skin type
Selecting the right sunscreen should be based on your skin’s needs to guarantee comfort and effective protection.- Sunscreen for oily or acne-prone skin: Seek out lightweight, oil-free, and non-comedogenic options that won’t block pores. Gel-based or matte-finish sunscreens are effective.
- Sunscreen for dry or sensitive skin: Choose moisturising sunscreens containing hydrating components like hyaluronic acid or ceramides. Select fragrance-free and hypoallergenic products to minimise irritation.
- Sunscreen for infants and children: Use gentle, mineral-based sunscreens that include zinc oxide or titanium dioxide. These are less likely to irritate delicate, young skin.
- Sunscreen for melasma or hyperpigmentation: Look for tinted (iron-oxide-containing) mineral sunscreens, which also block visible light.
How to apply sunscreen properly
Applying sunscreen properly is crucial to achieving maximum protection from harmful UV rays. Begin by applying sunscreen at least 15 to 30 minutes before heading outdoors. Utilise a substantial amount, about a 35mls (seven teaspoons) worth for your entire adult body. Ensure all exposed skin is covered, including commonly overlooked areas like the ears, back of the neck, and tops of the feet. Reapply every two hours, or more frequently if you are swimming, sweating, or towel drying.When and why to see a doctor
Consult a doctor online for skin issues or if you observe any unusual or persistent changes in your skin, such as new moles, alterations in existing moles, or skin that fails to heal correctly. If you frequently experience sunburns even while using sunscreen or have a family history of skin cancer, it is important to seek medical advice either face to face or via telehealth appointments with registered doctors. A healthcare professional can evaluate your skin type, assess your risks of sun exposure, and suggest the most appropriate protection plan or check for signs of sun damage or skin issues.Conclusion:
In sun-soaked Australia, sunscreen isn’t an option—it’s your skin’s best mate! Choose one that’s powerful, broad-spectrum, and suits your skin. Your skin will be forever grateful.FAQs
What SPF should I use for the Australian sun?
Under the Australian sun, you should use a broad-spectrum sunscreen with SPF 30 or higher. However, for prolonged outdoor exposure, SPF 50+ is recommended. Always apply generously and reapply every two hours, or more if you’re swimming or sweating.How often should I reapply sunscreen in Australia?
In Australia, you should reapply sunscreen every two hours, or more often if you’re:- Sweating
- Swimming
- Towel-drying (reapply immediately)
Can I use the same sunscreen for my face and body?
Yes, you can use the same sunscreen for face and body, but facial sunscreens are usually milder and more suitable for sensitive or acne-prone skin.What type of sunscreen is best for sensitive skin?
For sensitive skin, the best sunscreen is:- Fragrance-free and alcohol-free
- Mineral sunscreen with zinc oxide or titanium dioxide
- Hypoallergenic and non-comedogenic (won’t clog pores)
Should I wear sunscreen even on cloudy days?
Up to 80% of UV rays can pass through clouds, putting your skin at risk even when it’s not sunny. So, do not skip sunscreen, no matter the season.Can a doctor help me choose the right sunscreen?
Yes, a doctor, especially a dermatologist, can help you choose the right sunscreen. They can recommend products based on your:- Skin type
- Skin conditions like eczema, acne, or allergies
- Sun exposure and lifestyle
Reference
- Australian Bureau of Statistics - reference link
- Cancer Australia - reference link
- Australian Government Department of Health, Disability and Ageing - reference link
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Disclaimer
This blog is for general informational purposes only and does not indicate that Hola Health provides all treatments or preventive measures mentioned. It is not intended to be a substitute for professional medical advice. Always seek the guidance of your doctor or other qualified health professional with any questions you may have regarding your health or a medical condition. For emergencies please immediately contact 000. Any medical topics discussed are intended to educate, not to imply availability through Hola Health.