Sunless Tanning vs. Indoor Tanning: Usage Rates Compared
For years, public health advocates have encouraged people who want darker skin tones to step away from ultraviolet radiation and choose safer alternatives instead. But how do real-world usage rates compare between topical products and ultraviolet equipment? A 2023 journal report evaluated this exact question. Understanding these behavioral patterns helps clarify how people pursue a tan and why evidence-based guidance from a board-certified dermatologist remains essential for skin health.
The Study Design and Its Built-In Limits
To measure the prevalence of these practices, investigators analyzed national survey data. The study, titled Sunless and Indoor Tanning Among U.S. Non-Hispanic White Women Ages 18-49 Years., examined responses from the 2015 National Health Interview Survey. The researchers utilized weighted multivariable logistic regression models to identify links between tanning habits, socio-demographic traits, skin cancer risk factors, and other cancer risk factors.
It is important to evaluate this paper as one study with specific boundaries. The analysis was strictly limited to non-Hispanic White women ages 18-49 years, so its findings cannot be applied to other demographics or the general public. Additionally, the data relies on self-reported survey answers from 2015. While indoor tanning device use has declined in recent years, less had been documented about the use of dihydroxyacetone-containing products, making this targeted analysis a valuable baseline.
Comparing Usage Rates: Lotions, Sprays, and UV Devices
When comparing how common each method was among the surveyed group, the research showed that sunless options were slightly more common than ultraviolet beds:
- Sunless tanning was reported by 17.7% of the women.
- Indoor tanning was reported by 12.0% of the respondents.
- Self-applied lotions were far more popular than spray booths or mists, with 15.3% reporting lotion tanning compared to 6.8% reporting spray tanning.
These numbers confirm that while dihydroxyacetone-containing products were more widely adopted than indoor tanning, a notable percentage of women continued to visit tanning facilities. For those exploring ultraviolet-free cosmetics, learning about sunless tanning alternatives can provide context on topical formulas that do not require exposing skin cells to ultraviolet rays.
Dual Tanners: When Sunless and UV Tanning Overlap
One might expect that adopting sunless lotions or sprays would replace the use of ultraviolet devices entirely. However, the study uncovered a substantial overlap between the two behaviors. Among sunless tanners, 23.7% also engaged in indoor tanning.
As documented in the Journal of the Dermatology Nurses' Association, nearly a quarter of sunless tanners still chose to expose themselves to indoor tanning devices. Public health researchers suggest that this frequent co-occurrence reflects deep-seated societal pressures on women to alter their skin color. Rather than serving as an off-ramp from ultraviolet exposure, sunless products were sometimes used alongside tanning beds. Understanding the hazards detailed in our guide to tanning beds and UV risk explains why combining these methods leaves users fully exposed to radiation-induced damage.
Factors Associated with Sunless Tanning Habits
The statistical models highlighted several specific socio-demographic and health-related markers linked to sunless tanning. Women were more likely to report sunless tanning if they had characteristics such as:
- Younger age.
- Having ever had a skin exam.
- A history of skin reactions to the sun.
- Binge drinking habits.
- Being at a healthy weight.
The link between sunless tanning and sun-reactive skin suggests that women who experience adverse reactions to natural sunlight may turn to topical options to darken their appearance without sunbathing. At the same time, the relationship with younger age groups underscores how appearance standards shape skin behaviors among young adults.
Health Implications and Moving Beyond Skin Darkening
The authors pointed out that sunless tanning may be less harmful for skin cancer risk than indoor tanning. Dihydroxyacetone-containing lotions color the skin surface without delivering the cellular DNA damage caused by indoor ultraviolet devices. However, because both methods frequently co-occur, the researchers concluded that public health efforts must address the underlying societal pressures driving women to modify their complexion in the first place.
It is also critical for consumers to differentiate between approved topical cosmetics and unregulated alternatives. While topical dihydroxyacetone lotions sit on the skin, substances like melanotan peptides sold online are unapproved, unregulated drugs that present serious safety concerns. Anyone seeking guidance on skin appearance, skin changes, or safe personal care should consult a licensed dermatologist or medical provider rather than relying on unverified products or ultraviolet devices.
Sources
- Sunless and Indoor Tanning Among U.S. Non-Hispanic White Women Ages 18-49 Years. (PubMed / Journal of the Dermatology Nurses' Association)
Published October 28, 2026. Sources are linked in the text. See our Medical Disclaimer.