Korean Sunscreen for Men: Your Skin Is Not Thicker Where It Counts

In a 2013 survey of more than 4,000 Americans, 18.1% of men reported regularly applying sunscreen to their face when spending an hour or more in warm sunshine. For women, the figure was 42.6%.^[1] Meanwhile, the age-adjusted melanoma mortality rate for men is 2.9 per 100,000, compared to 1.3 for women, a gap of 2.23 to one.^[2] If you have ever heard that male skin is thicker and therefore tougher against the sun, it is worth knowing that the claim traces back through seven review papers and stops at zero measurement studies.

The numbers you should know

The most cited data on the sunscreen gender gap comes from a CDC-affiliated survey published in the Journal of the American Academy of Dermatology in 2015.^[1] Among 4,033 adults surveyed through the 2013 Summer ConsumerStyles panel, 18.1% of men (95% CI: 15.8–20.6) reported regularly using sunscreen on their face during warm-weather outdoor exposure of an hour or more. For women, the figure was 42.6% (95% CI: 39.5–46.7). The gap is 2.35 to one.

A separate 2021 survey of 705 American men aged 20 to 70 found that only 17.1% used sunscreen daily.^[5] When asked why, the top motivation was skin cancer risk reduction at 82%, followed by wanting to look younger at 42%.

The cancer data is equally clear. According to SEER, the age-adjusted melanoma incidence rate is 28.3 per 100,000 for men and 17.9 for women, a ratio of 1.58.^[2] The mortality ratio is steeper: 2.9 versus 1.3, or 2.23 to one. The American Cancer Society estimates approximately 65,400 new male melanoma cases and 5,500 male melanoma deaths in 2026.^[6]

One number that does not belong in this section: the claim that male melanoma is surging. The ACS reports that among men under 50, invasive melanoma incidence has been declining by about 1% per year.^[6]

Reapplication rates show the same pattern. In a 1999 Queensland survey of 669 beachgoers, 66% of women reported reapplying sunscreen during their visit, compared to 55% of men.^[7] That study is old and Australian, but a more recent figure specific to American men comes from the Wickenheiser survey: among 137 male participants, only 37.5% reported reapplying every two hours always or often.^[4]

The “thicker skin” myth has no source

Search for “men’s skin is 25% thicker” and you will find it everywhere: skincare brands, dermatology blogs, grooming magazines. We traced the citation chain through Europe PMC and PubMed. It leads through seven review articles, each citing another review, and none of them pointing to a measurement study that produced the 25% figure. The earliest name commonly attached to it is Shuster 1975. That paper found lower collagen in females (and notes a direct relationship between collagen and dermal thickness) but gives no percentage and did not measure the stratum corneum, the outer layer UV hits first.^[3]

What we did find is a study that measured something more relevant. Lock-Andersen and colleagues measured the stratum corneum, the outermost layer of the epidermis and the first barrier UV radiation encounters. In 73 subjects, they found no sex difference in stratum corneum thickness (p = 0.61). More importantly, they measured the total photoprotection contributed by that layer: an average of 11%. The remaining 89% of the skin’s UV defense comes from melanin pigmentation, which correlated strongly with photoprotection (r = 0.83).^[3]

The cellular epidermis is thicker in males, as Sandby-Møller and colleagues confirmed in 2003 (p < 0.0001), and male skin is likely thicker in the dermis as well.^[8] But the dermis sits below the layers that UV penetrates first, and the cellular epidermis is not the stratum corneum. The part of the skin that UV hits first shows no sex difference, and even if it did, it accounts for only 11% of the skin’s natural defense.

The practical implication: thickness is not a shield. Pigmentation and sunscreen are.

What men actually want from sunscreen

In 2013, Wickenheiser and colleagues surveyed 137 men in a drum corps about their sunscreen use.^[4] The top three barriers were greasy or oily feel (71.4%), stinging or dripping into eyes (57.9%), and taking too long to apply (50.4%). A follow-up with 31 in-person interviews confirmed these priorities: men wanted something fast, non-greasy, and invisible.

This is where Korean sunscreens fit. Most Korean SPF 50+ products are formulated as lightweight fluids or gels that absorb quickly and leave a matte or semi-matte finish. They were not designed for men specifically, but the properties that Korean consumers demand, fast absorption, no white cast, minimal residue, happen to match the exact barriers men cite.

The stick format takes it further. A sun stick requires no mirror, no hand-washing, and no rubbing. You press it directly onto your skin, which addresses the “takes too long” barrier head-on. For a deeper look at how sticks handle midday reapplication, our guide to using sun sticks over makeup has the UV photography data. For how much product a stick actually deposits per pass, our stick amount guide covers the weight measurements.

Korean sunscreens that solve the barrier

Beauty of Joseon Matte Sun Stick SPF50+ PA++++. This is a stick-format sunscreen with silica for a matte finish, designed to control shine. The UV filter combination includes Uvinul A Plus (DHHB), Tinosorb S (BEMT), Uvinul T 150 (EHT), and Parsol SLX (Polysilicone-15). It solves the three barriers at once: no greasiness because of the silica matte base, no eye stinging because you apply it directly without your fingers, and minimal time because a sun stick swipe takes seconds. For a full breakdown of its filter system and how it compares to other Korean sun sticks, see our Korean sun stick guide.

A lightweight daily fluid. If your morning routine needs a fluid rather than a stick, a lightweight Korean sunscreen with high UVA protection works as a base layer. Look for SPF 50+ PA++++ with a matte or semi-matte finish. The stick becomes your reapplication tool later in the day.

The simplest possible routine

There are two steps. Not ten.

• Morning, after washing your face: Apply a lightweight SPF 50+ sunscreen. Use the two-finger rule, two lines of product along your index and middle fingers, to get close to the tested dose. If you use a moisturizer, sunscreen goes on top. If your moisturizer already contains SPF 50+, that counts as your morning coat.
• Midday or afternoon: Reapply with a sun stick. No mirror needed. Press and swipe across the areas that lose coverage fastest: forehead, nose, and cheeks. This takes about 30 seconds.

After shaving: wait until any irritation settles, then apply sunscreen. If your skin stings from a product, try a fragrance-free option. A sun stick also skips the rubbing step on freshly shaved skin.

For the data on how much product each swipe deposits and why four passes is not enough, see our stick amount guide.

Frequently asked questions

Do men need different sunscreen than women?

No. Sunscreen is chosen by skin type and lifestyle, not by sex. The properties men tend to prefer, matte finish, fast absorption, and no white cast, overlap with what people with oily skin look for regardless of gender. You do not need a product labeled “for men” to get those qualities.

How often should men reapply sunscreen?

Every two hours during sustained outdoor exposure. If you spend most of the day indoors, one midday reapplication with a sun stick is a practical minimum. The reapplication rate among men in the Wickenheiser survey was low: only 37.5% reported applying every two hours always or often.^[4] A stick format makes it more likely to happen.

Is SPF 30 enough or do I need 50?

SPF 30 blocks approximately 97% of UVB radiation; SPF 50 blocks approximately 98%. The difference is real but small. What matters more than the number on the label is whether you applied enough product and whether you reapplied. Most Korean sunscreens are rated SPF 50+ PA++++ because Korean consumers expect it, so you are unlikely to encounter a Korean sunscreen rated below SPF 50.

Sources:
[1] Holman DM, Berkowitz Z, Guy GP Jr, Hawkins NA, Saraiya M, Watson M. Patterns of sunscreen use on the face and other exposed skin among US adults. J Am Acad Dermatol. 2015;73(1):83-92.e1. PMID 26002066. Source for the 18.1% male vs 42.6% female face sunscreen use rates, from the 2013 Summer ConsumerStyles survey (N = 4,033). Authors are CDC-affiliated. The definition of “regularly” is always/almost always when outdoors in warm sunshine for one hour or more.
[2] SEER Cancer Stat Facts: Melanoma of the Skin. National Cancer Institute. Accessed 2026-08-14. Age-adjusted incidence: males 28.3 vs females 17.9 per 100,000. Age-adjusted mortality: males 2.9 vs females 1.3 per 100,000. https://seer.cancer.gov/statfacts/html/melan.html
[3] Lock-Andersen J, Therkildsen P, de Fine Olivarius F, Gniadecka M, Dahlstrøm K, Poulsen T, Wulf HC. Epidermal thickness, skin pigmentation and constitutive photosensitivity. Photodermatol Photoimmunol Photomed. 1997;13(4):153-158. PMID 9453085. N = 73. Stratum corneum thickness showed no sex difference (p = 0.61). The stratum corneum contributed an average of 11% of total photoprotection. Melanin pigmentation correlated with photoprotection at r = 0.83.
[4] Wickenheiser M, Baker MK, Gaber R, Blatt H, Robinson JK. Sun protection preferences and behaviors of young adult males during maximum ultraviolet radiation exposure activities. Int J Environ Res Public Health. 2013;10(8):3203-3216. PMID 23912201. N = 137 males (drum corps). Top barriers: greasy feel 71.4%, eye stinging 57.9%, time 50.4%. Reapplication always/often: 37.5%. Note: participants were members of a drum corps performing outdoors at high UV intensity; generalization to all men is limited.
[5] Roberts CA, Goldstein EK, Goldstein BG, Jarman KL, Paci K, Goldstein AO. Men’s Attitudes and Behaviors About Skincare and Sunscreen Use Behaviors. J Drugs Dermatol. 2021;20(1):88-93. PMID 33400407. N = 705, ages 20–70, surveyed 2019. Daily use 17.1%. Top motivation: skin cancer risk reduction 82%, looking younger 42%.
[6] American Cancer Society. Cancer Facts & Figures 2026. Estimated new male melanoma cases ~65,400; estimated male melanoma deaths ~5,500. For males under 50, invasive melanoma incidence has declined by approximately 1% per year.
[7] Pruim B, Wright L, Green A. Do people who apply sunscreens, re-apply them? Australas J Dermatol. 1999;40(2):79-82. PMID 10333617. N = 669, Queensland beachgoers. Reapplication rates: females 66% vs males 55%. Limitation: 1999, Australia, self-report.
[8] Sandby-Møller J, Poulsen T, Wulf HC. Epidermal thickness at different body sites: relationship to age, gender, pigmentation, blood content, skin type and smoking habits. Acta Derm Venereol. 2003;83(6):410-413. PMID 14690333. Cellular epidermis was thicker in males (p < 0.0001). Absolute values and percentages by sex were not reported.

Topics: Men · PA / UVA Rating · Reapplication · Sun Stick · All topics