Sunless Smart
Your Expert Resource for Smarter, Healthier Tanning
Professional insights, science-backed education, and practical advice for flawless, long-lasting sunless tanning results.
Sunless Smart blog
Does DHA Really Damage the Skin? Separating Su...
Dihydroxyacetone (DHA) reacts only with amino acids in the stratum corneum, the outermost layer of non-living skin cells, creating a temporary color through a surface-level Maillard reaction. DHA does not...
Does DHA Really Damage the Skin? Separating Su...
Dihydroxyacetone (DHA) reacts only with amino acids in the stratum corneum, the outermost layer of non-living skin cells, creating a temporary color through a surface-level Maillard reaction. DHA does not...
How to Create a Luxury Spray Tan Experience Tha...
Luxury in spray tanning is not about hype or theatrics. This guide explores how intention, skin understanding, and consistent formulation choices allow professionals to elevate their services, build trust, and...
How to Create a Luxury Spray Tan Experience Tha...
Luxury in spray tanning is not about hype or theatrics. This guide explores how intention, skin understanding, and consistent formulation choices allow professionals to elevate their services, build trust, and...
Choosing the Right Solution for Your Spray Tan ...
Choosing the right spray tan solution goes beyond color. This professional guide explains how skin condition, rinse time, and formulation design influence results, helping spray tan artists deliver consistent, skin-supportive...
Choosing the Right Solution for Your Spray Tan ...
Choosing the right spray tan solution goes beyond color. This professional guide explains how skin condition, rinse time, and formulation design influence results, helping spray tan artists deliver consistent, skin-supportive...
How Sunless Tanning Actually Works on Skin (DHA...
Sunless tanning works through a chemical reaction between DHA and amino acids in the outermost layer of the skin, not through pigment absorption or undertone matching. This article explains how...
How Sunless Tanning Actually Works on Skin (DHA...
Sunless tanning works through a chemical reaction between DHA and amino acids in the outermost layer of the skin, not through pigment absorption or undertone matching. This article explains how...
Best Spray Tan Solution: A Cosmetic Chemist’s G...
Choosing the best spray tan solution is more than chasing the darkest DHA percentage. A cosmetic chemist explains how DHA strength, bronzer tone, rapid vs classic development, and skin-supportive ingredients...
Best Spray Tan Solution: A Cosmetic Chemist’s G...
Choosing the best spray tan solution is more than chasing the darkest DHA percentage. A cosmetic chemist explains how DHA strength, bronzer tone, rapid vs classic development, and skin-supportive ingredients...
Are Spray Tans MRI Safe? What Every Client Shou...
A client recently asked if a spray tan must be removed before an MRI. Here is a clear, science-based explanation of what needs to be rinsed and why the developed...
Are Spray Tans MRI Safe? What Every Client Shou...
A client recently asked if a spray tan must be removed before an MRI. Here is a clear, science-based explanation of what needs to be rinsed and why the developed...
The Truth About “Chemical Free” Tanning Solutio...
The phrase “chemical-free tanning solution” sounds safe and pure, but it’s scientifically impossible. Every sunless tan is built on chemistry, from water to DHA to the reactions that create color....
The Truth About “Chemical Free” Tanning Solutio...
The phrase “chemical-free tanning solution” sounds safe and pure, but it’s scientifically impossible. Every sunless tan is built on chemistry, from water to DHA to the reactions that create color....
Spray Tanning Is a Messy Business: Here’s How t...
Overspray and poor ventilation can affect every spray tan artist’s safety. Discover how extraction units, airflow strategies, and alcohol-free, fragrance-free formulas keep studios clean, breathable, and safe for both clients...
Spray Tanning Is a Messy Business: Here’s How t...
Overspray and poor ventilation can affect every spray tan artist’s safety. Discover how extraction units, airflow strategies, and alcohol-free, fragrance-free formulas keep studios clean, breathable, and safe for both clients...
Why AYU Has Multiple Solutions: The Science Beh...
Ever wondered why AYU Sunless offers multiple spray tan solutions? The answer isn’t color theory, it’s science. Discover how each AYU formula is designed with unique ingredient systems, DHA behavior,...
Why AYU Has Multiple Solutions: The Science Beh...
Ever wondered why AYU Sunless offers multiple spray tan solutions? The answer isn’t color theory, it’s science. Discover how each AYU formula is designed with unique ingredient systems, DHA behavior,...
Color Theory in Sunless Tanning: Why It Sounds ...
Many spray tan brands use makeup-style color theory to explain bronzers and skin undertones, but the science tells a different story. In this blog, a cosmetic chemist breaks down what...
Color Theory in Sunless Tanning: Why It Sounds ...
Many spray tan brands use makeup-style color theory to explain bronzers and skin undertones, but the science tells a different story. In this blog, a cosmetic chemist breaks down what...
Why Skincare-Infused Spray Tanning Is the Futur...
Skincare-infused spray tanning is transforming the way we perceive sunless tanning. It’s not just about a glow, it’s about the health of the skin beneath it. By combining modern skin...
Why Skincare-Infused Spray Tanning Is the Futur...
Skincare-infused spray tanning is transforming the way we perceive sunless tanning. It’s not just about a glow, it’s about the health of the skin beneath it. By combining modern skin...
Spray Tan Smell: Why It Happens and How to Fix It
Ever noticed that “spray tan smell”? It’s not bad ingredients, it’s chemistry. Learn how DHA and your skin’s amino acids create that scent, and how AYU Sunless’s Smooth Glow system—Pre-Tan...
Spray Tan Smell: Why It Happens and How to Fix It
Ever noticed that “spray tan smell”? It’s not bad ingredients, it’s chemistry. Learn how DHA and your skin’s amino acids create that scent, and how AYU Sunless’s Smooth Glow system—Pre-Tan...
Summer Self-Tan Troubleshooting: Common Mistake...
Struggling with self-tanning in the heat of summer? Sweat, humidity, and extra showers can make your glow fade fast or appear uneven. Discover AYU Sunless’ expert tips to fix common...
Summer Self-Tan Troubleshooting: Common Mistake...
Struggling with self-tanning in the heat of summer? Sweat, humidity, and extra showers can make your glow fade fast or appear uneven. Discover AYU Sunless’ expert tips to fix common...
AYU Sunless Tanning Solutions for Melanin-Rich ...
Even tone. Hydration. Radiance. AYU’s professional tanning solutions deliver what melanin-rich skin truly needs — not correction, not trends, just results you can trust.
AYU Sunless Tanning Solutions for Melanin-Rich ...
Even tone. Hydration. Radiance. AYU’s professional tanning solutions deliver what melanin-rich skin truly needs — not correction, not trends, just results you can trust.
Why Spray Tan Artists Should Retail, Even If Sa...
Retailing isn’t about being pushy, it’s about helping your spray tan clients look and feel their best. Updated for the 2025 holiday season, this guide shows how offering the right...
Why Spray Tan Artists Should Retail, Even If Sa...
Retailing isn’t about being pushy, it’s about helping your spray tan clients look and feel their best. Updated for the 2025 holiday season, this guide shows how offering the right...
Healthy Sunless Tanning Solutions: Radiance Roo...
A healthy tan should do more than add color — it should care for your skin. AYU Sunless® blends premium DHA, Ayurvedic botanicals, and skin science for a glow that...
Healthy Sunless Tanning Solutions: Radiance Roo...
A healthy tan should do more than add color — it should care for your skin. AYU Sunless® blends premium DHA, Ayurvedic botanicals, and skin science for a glow that...
Preservatives in our skin care and sunless tann...
Preservatives aren’t marketing buzzwords—they’re essential, functional ingredients that keep skincare and sunless tanning products safe, stable, and effective. At AYU Sunless, we rely on science, not trends, to choose preservation...
Preservatives in our skin care and sunless tann...
Preservatives aren’t marketing buzzwords—they’re essential, functional ingredients that keep skincare and sunless tanning products safe, stable, and effective. At AYU Sunless, we rely on science, not trends, to choose preservation...
The Truth About Aloe Vera-Based Sunless Tanning...
Aloe Vera is a skin-loving ingredient often misunderstood in sunless tanning products. In this blog, we clear up myths about Aloe-based formulas feeling sticky or clogging pores and explain why...
The Truth About Aloe Vera-Based Sunless Tanning...
Aloe Vera is a skin-loving ingredient often misunderstood in sunless tanning products. In this blog, we clear up myths about Aloe-based formulas feeling sticky or clogging pores and explain why...
Spray Tanning in Hot, Humid Weather: How to Ach...
Spray tanning in hot, humid weather requires extra care to ensure skin stays comfortable and the tan develops flawlessly. Learn expert tips on preparation, application, and aftercare to achieve beautiful,...
Spray Tanning in Hot, Humid Weather: How to Ach...
Spray tanning in hot, humid weather requires extra care to ensure skin stays comfortable and the tan develops flawlessly. Learn expert tips on preparation, application, and aftercare to achieve beautiful,...
Should You Use a Pre-Tan Prep Spray Before a Sp...
Wondering if you really need a prep spray before spray tanning? Here’s the truth: a good prep spray ensures clean, oil-free skin for streak-free, flawless results. It helps your tanning...
Should You Use a Pre-Tan Prep Spray Before a Sp...
Wondering if you really need a prep spray before spray tanning? Here’s the truth: a good prep spray ensures clean, oil-free skin for streak-free, flawless results. It helps your tanning...