For every day in (and out of) the sun
Sun Care
⚠This site is undergoing renovation, and content will be slightly limited in the transition. Thanks for your understanding!
Tell a Story, Not Statistics: Making Sun Care Relatable
Discover why personal stories and visual examples are far more persuasive than statistics when talking about sun protection—and how to use storytelling to help skeptics understand.
The Right Amount of Sunscreen (Hint: It's Not Pea-Sized)
Think a pea-sized amount of sunscreen is enough? This common advice leaves your skin dangerously unprotected. Learn the correct amount you actually need for effective sun protection.
Why is Good Sunscreen So Expensive?
Ever wonder why premium sunscreens cost so much more than drugstore options? Discover what really drives sunscreen pricing—from R&D to testing—and how to find the right balance between experience and budget.
How to Talk to Someone Who Won't Use Sunscreen
Learn the five key principles for having productive conversations about sun protection with skeptics—without damaging your relationship or pushing them further away.
Do People with Dark Skin Need Sunscreen?
While people with dark skin have significantly lower skin cancer rates, sunscreen offers important benefits beyond cancer prevention including protection against hyperpigmentation, sunburn, and premature aging.
Does Sunscreen Disrupt Hormones? A Balanced Look at the Evidence
Headlines about sunscreen and hormone disruption can be alarming. Here we examine what the research actually shows, separate fact from fear, and provide practical guidance for those with concerns.
Do You Need Sunscreen Indoors? The Window Question
Should you wear sunscreen when you're inside all day? Learn the truth about UV exposure through windows, when indoor sun protection matters, and practical alternatives like UPF clothing.
How Often Should You Really Reapply Sunscreen?
Every two hours? After swimming? What about indoors? Get clear, practical guidance on sunscreen reapplication timing for different situations, plus tips for actually remembering to do it.
The Base Tan Myth: Why Tanning Doesn't Protect You
Many people deliberately tan before vacations believing it prevents sunburn. Learn why a base tan provides almost no protection and actually increases your skin cancer risk from the start.
Mineral vs. Chemical Sunscreen: Which is Actually Better?
The mineral vs. chemical sunscreen debate is more nuanced than marketing suggests. Learn which type works best for your skin, lifestyle, and concerns—and why formulation matters more than filter type.
Higher SPF = Less Reapplying? Why That's Not How It Works
Many people believe that higher SPF sunscreen lasts longer and needs less frequent reapplication. Learn why SPF measures protection intensity—not duration—and why reapplication schedules remain the same regardless of SPF number.
Do You Need Sunscreen on Cloudy or Cold Days?
Many people skip sun protection when skies are overcast or temperatures drop. Learn why UV radiation remains a concern regardless of clouds or cold, and how to protect yourself year-round.
Sunscreen and Vitamin D: What the Science Actually Says
Concerned that sunscreen blocks vitamin D production? Learn why this worry is largely overblown and discover safer, more reliable ways to maintain healthy vitamin D levels without risking sun damage.
Does Sunscreen Cause Cancer? Debunking the #1 Sun Care Myth
The claim that sunscreen causes cancer is one of the most persistent sun care myths. Learn why rising skin cancer rates have nothing to do with sunscreen use and everything to do with better detection and changing behaviors.
The Utilitarian Case for Sun Care: A Simple Cost-Benefit Analysis
Breaking down the actual time and money costs of sun protection versus the benefits you receive—the math is surprisingly compelling.
Your Skin is Your Largest Organ (And Most Visible)
Skin is both your body's largest organ and the only one everyone can see. Here's why this unique combination makes it worth the same care we give to other vital organs.
Skin Health is General Health: The Body-Skin Connection
Your skin isn't just a surface-level concern—it's deeply connected to your overall health. Discover how caring for your skin, including sun protection, is really about caring for your whole body.
How Sun Care Maximizes Your Other Skincare Investments
Using acids, retinoids, peels, or laser treatments? Sun care isn't just compatible with these—it's essential for protecting your investment and preserving your results.
How Sun Care Prevents Premature Skin Aging
Learn how UV rays contribute to the vast majority of visible skin aging and discover practical sun care habits that can help preserve your skin's youthful appearance for years to come.
Protecting Yourself from Skin Cancer: What You Need to Know
Skin cancer is more common than you might think, and protection matters regardless of your skin tone. Here's what you should know about reducing your risk through sun care.
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About Carylyne
About Carylyne
Hi! I’m Carylyne Chan, an experienced underdog-to-top-dog startup executive and entrepreneur.
I’m an advisor and angel investor to early-stage, lean teams focused on creating and dominating their own categories. I’m a partner at BlockSpaceForce, advising and building category-defining infrastructure and product companies in web3.
I’m also currently building two new brands: A sun care brand called Good Instincts and a tea brand named Portman Tea.
Previously, I was CEO at CoinMarketCap, which was acquired in 2020. My previous artificial intelligence startup (AngelPad S’16) was acquired in 2018.