Do Sunscreens Cause Cancer? Protect Your Skin

Do sunscreens cause cancer? Among the numerous health and skincare recommendations, the question of whether sunscreens contribute to the development of cancer stands out. Because sunscreen is becoming a common preventive measure against skin cancer, and skin cancer is becoming more common, it’s important to separate fact from fiction.

In this blog, we go over the facts about whether or not sunscreens cause cancer or whether they protect us from cancer. We will provide you with the necessary knowledge to make informed decisions for your skin’s health, your skincare routine, and more. 

Continue reading as we go into detail about the aspects of sunscreen safety, how to effectively protect our skin from the possible hazards of cancer, and more!

Sunscreen protects us from harmful UV rays.

The Risks of Skin Cancer and The Importance of Sun Protection

UV radiation is a major cause of skin cancer. It is dangerous and affects people of all skin types and backgrounds. UV radiation is a significant risk factor for developing skin cancer. The health of our skin is constantly at risk from excess sun exposure and UV radiation exposure, whether it be from the summer’s heat or the winter’s rays. The good news is that taking preventative steps can essentially avoid the development of skin cancer.

Incorporating sunblock into your skincare routine is important to prevent skin cancer. It is also important to wear sun protection gear like a wide-brimmed hat, find shade during the hottest parts of the day, and make frequent skin checks part of our daily routine. Sunscreens provide a practical and efficient way to protect our skin from the sun’s damaging UV rays. Sunscreens are an essential part of our skin cancer prevention toolkit because they create a barrier of defense and absorb or block UV rays. With their assistance, we may safely enjoy the sunshine, knowing that we’ve taken preventative measures to preserve the health and integrity of our skin.

According to the World Health Organization, people who are at the highest risk of developing skin cancer are those with:

  • pale skin

  • hazel, blue, or green eyes

  • light-colored hair

  • A tendency to burn instead of suntan

  • past history of severe sunburns

  • lots of moles

  • freckles

  • a skin cancer family history

It is important to understand that the sunscreen product as a whole does not cause cancer. However, different types of skin cancers can be caused by certain ingredients in sunblock. 

How Sunscreens Fit Into A Comprehensive Skin Cancer Prevention Plan

Regularly using broad-spectrum sunscreen with at least SPF 30 can significantly reduce the risk of developing skin cancer. Sunscreens should be used in conjunction with other sun protection methods, such as seeking shade, wearing sun-protective clothing, and avoiding peak sun hours. Sunscreen safety is an important consideration, with people advised to choose products from reputable sunscreen manufacturers.

Following the recommended sunscreen application and reapplication procedures is important for making the most of the advantages. It is important to note the composition of the product you are using. These noteworthy factors include whether or not the product is water-resistant and has a high SPF value. 

This review, Regular Application of Sunscreen Can Prevent Skin Cancer, examines the effectiveness of sunscreen in preventing skin cancer. It emphasizes that only randomized controlled trials can provide reliable evidence, as observational studies are often biased (the people most at risk of skin cancer tend to use sunscreen more). A significant trial in Australia from 1992 to 2016 found that regular use of SPF 16 sunscreen on exposed skin can lower the risk of squamous cell carcinoma and melanoma. However, it did not show a clear reduction in overall basal cell carcinoma risk, although it may lessen the chances of multiple occurrences over time.

Using sunscreen daily is important and potentially has the ability to prevent skin cancer.

Sunscreen Ingredients

UV filters actively absorb or scatter dangerous UV light, making them the superheroes of sun protection. However, some sunscreen ingredients, like oxybenzone, have been found in breast milk, raising concerns about systemic absorption. These are chemical filters that absorb UV photons and transform them into less harmful heat. Examples of these are avobenzone, oxybenzone, octocrylene, and octinoxate. On the other hand, physical filters that reflect UV rays away from the skin’s surface, such as titanium dioxide and zinc oxide, act as a shield.

Emollients and moisturizers, which contain substances like glycerin, shea butter, and other oils, work together with these sunblock agents to keep our skin hydrated and supple, even in the face of the sun’s ferocious rays. Preservatives like parabens and phenoxyethanol are two popular ones essential to sunscreen formulations’ lasting quality and stability. Together, these components form a protective shield that protects our skin from the sun’s harmful rays, allowing us to enjoy the sun’s rays without compromising the health of our skin.

Chemical sunscreens

Chemical sunscreens absorb UV rays and convert them into heat, which is then released from the skin. This mechanism allows them to effectively block harmful rays from the sun, reducing the risk of skin cancer and sunburn.

Some components of chemical sunscreens have raised concerns about potential health effects despite their effectiveness. Fortunately, regulatory organizations such as the FDA have implemented stringent regulations to ensure the safe use of these ingredients in sunscreen products. These regulatory bodies aim to minimize any potential risks associated with chemical sunscreens through comprehensive testing and assessment, ensuring consumer safety.

The safety of chemical sunscreens is still a topic of debate, but in the meantime, it is important to follow recommended sunscreen usage guidelines and stay informed about any developments in the field. People can continue to reap the benefits of chemical sunscreens while minimizing potential health risks by adhering to the recommended practices and choosing sunscreen products from reputable manufacturers that opt for the use of more natural products.

Titanium Dioxide and Zinc Oxide

Zinc oxide and titanium dioxide are staples in physical sunscreens. These mineral components work as filters to deflect and scatter UV rays away from the skin’s surface by forming a barrier on the skin. These minerals, which the FDA has approved as safe and effective (GRASE), make up the basis of many sunscreen formulas.

They are widely accepted since they are safe for even the most delicate skin types and have a track record of protecting against sun damage. Physical sunscreens are becoming more and more appealing as people become more aware of the substances they put on their skin. Products with titanium dioxide and zinc oxide have gained a devoted following by providing a reliable and safe substitute for chemical sunscreens, ensuring that sun protection is always prioritized.


The common chemical molecule benzene has a bad reputation because it is known to cause cancer in humans. Although it’s uncommon, contamination during the manufacturing or storage procedures can lead to its presence in sunscreen products. This highlights the need for sunscreen companies to implement strict quality control procedures.

Consumers must be aware of the possible hazards linked to benzene exposure and use products that have undergone thorough testing procedures that ensure their safety. After discovering that sunscreen products included benzene, the FDA acted decisively, recalling those goods to recognize the severity of the situation. It is important to monitor the integrity of sunscreen formulas, as this acts as a safety measure. Consumers can take proactive measures to protect their health and well-being while getting the benefits of sunscreen by staying informed and making wise decisions.

Octocrylene and benzophenone:

In terms of sunscreen safety, it’s important to pay attention to the complex interaction between octocrylene and benzophenone. Research shows that, in certain situations, such as when exposed to sunlight or high temperatures, octocrylene, a popular UV filter in sunscreens, can break down into benzophenone, a chemical with potential carcinogenic qualities.

Consumers may be concerned about this, but it’s important to understand that the FDA has strict testing rules and methods to ensure sunscreen products’ efficacy and safety. These regulations are essential in reducing any possible hazards related to octocrylene and other sunscreen components, providing consumers with peace of mind about the safety of the product.

Nonetheless, consumers should be aware of the ingredients in their sunscreens and choose products that use safe and effective active ingredients. The sunscreen industry is continuously working to provide consistent UV protection without compromising safety, especially as awareness increases and regulations evolve.

Skin cancers can be dangerous and having protection from harmful rays can be helpful

Sunscreen Labels

It might be confusing to find your way around the sunscreen aisle, however, knowing what to look for on the label will help you make well-informed decisions about your sun protection. Choosing sunscreens with the labels “non-comedogenic” or “hypoallergenic” can help lower the chance of irritation or breakouts for people with sensitive skin.

Certifications can provide reassurance of a sunscreen’s quality and efficacy in addition to these factors. For instance, sunscreens carrying the ‘Seal of Recommendation from the Skin Cancer Foundation’ have passed strict safety and effectiveness testing.

But remember, it is important to read the label carefully and adhere to the usage directions. Physical sunscreens with active components like zinc oxide and titanium dioxide offer broad-spectrum defense against UVA and UVB radiation. On the other hand, active components in chemical sunscreens include oxybenzone and avobenzone. Picking a sunscreen that meets your needs might be easier if you are aware of the active components and their concentrations.

You can make sure you’re getting the best protection against the sun’s damaging rays while lowering the chance of skin irritation or other negative responses by paying attention to sunscreen labels, certifications, and chemicals.

Children who spend a great deal of time in the sun, should be extra careful and apply sunblock.

Natural Alternatives to Sunscreens

As awareness grows about the importance of protecting our skin from the sun’s harmful rays, many people are seeking natural alternatives to traditional sunscreens. Natural alternatives to sunscreens include a variety of plant-based oils and substances that offer some degree of UV protection.

Here are some common ones:

Raspberry seed oil: Known for its high SPF, ranging from 28 to 50, depending on the quality and concentration. However, it has low UVA coverage.

Carrot seed oil: Offers an SPF of 38 to 40 and is rich in antioxidants and vitamin A.

Coconut Oil: Provides minimal protection with an SPF of around 6 to 8 but can help moisturize and protect the skin after sun exposure.

Shea butter: Shea butter does offer some protection against UV rays with an SPF of 6 to 10. It also contains antioxidant vitamins A and E, which can defend the skin from free radicals. 

Aloe Vera: Aloe vera can block about 20% of UV rays making this also a good option for after sun care.

Cranberry seed oil: This oil is high in vitamin E and contains naturally occurring UV filters, which assist in protecting the skin from sun damage.

It’s important to note that while these natural alternatives can provide some level of protection from the sun, they need to be used with protective clothing at peak UV light hours. 

Here are some oils with higher SPF values, according to a study:

  • Coconut Oil: 8.

  • Olive Oil: 8.

  • Peppermint Oil: 7.

  • Lavender Oil: 6.

  • Almond Oil: 5.

Key Takeaways

Given the available research, the answer to the question of whether sunscreens cause cancer is a resounding no. Numerous studies, including rigorous randomized controlled trials, have consistently found that sunscreens do not raise the risk of cancer. Sunscreens, on the other hand, are effective when used correctly in protecting against damaging UV radiation, lowering the incidence of skin malignancies such as melanoma and squamous cell carcinoma. Studies have looked into possible connections between specific sunscreen chemicals and harmful health outcomes, but the general conclusion is still that wearing sunscreen has many more advantages than the risks of exposure to the sun without protection.

Making informed and careful decisions when choosing sunscreen is important. Choosing sunscreens with zinc oxide and titanium dioxide as active ingredients could provide good protection without the possible side effects of some chemical filters. To further ensure the safety and effectiveness of sunscreen, look for certifications like the Skin Cancer Foundation’s Seal of Recommendation.

In addition to applying sunscreen, you can increase overall sun protection by taking part in sun safety practices like looking for shade, wearing protective clothing, and avoiding peak sunlight hours. Dermatologists and other health professionals agree that protecting your skin from the sun’s damaging rays is crucial for lowering your risk of skin cancer and premature aging, even if the debate over the safety of sunscreens is still ongoing. You can confidently protect your skin and enjoy the benefits of spending time outdoors by being aware, choosing sunscreen wisely, and engaging in sun-safe behaviors.

Always remember, if the sun’s out, SPF should be on! Enjoy your time in the sun!



Otto is an investigative journalist, natural health researcher, documentary filmmaker, and humanitarian.

He has created several highly-acclaimed, groundbreaking docuseries — Vaccine Secrets, COVID Secrets, Unbreakable: Destined To Thrive, Depression, Anxiety & Dementia Secrets, Autoimmune Secrets, Natural Medicine Secrets, Women’s Health Secrets, and Autoimmune Answers — covering innovative, effective natural remedies for autoimmune disease, neurodegenerative disease, mental health, cancer, and heart disease.

These docuseries — watched by millions around the world — represent Jonathan’s unceasing quest to discover the root causes of debilitating diseases by interviewing over 100 world-renowned natural medicine doctors, scientists, natural health experts, and patients.

In response to this life-saving knowledge, Jonathan created Well of Life, a line of doctor-formulated, 100% natural supplements specially designed to detox and fortify the body.

Jonathan’s greatest reward has been hearing the testimonials from people whose lives have literally been saved with the protocols he developed.

His work has been featured in international TV broadcasts, print media, national news, and radio broadcasts. He received the awards, Young Citizen of the Year and International Volunteer of the Year, by the Australian government for international humanitarian contributions, which he continues to support.

Jonathan and his wife, Lori, welcomed their first son, Asher, in January 2019 and their second son, Arthur, in May 2021.

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