For every day in (and out of) the sun
Sun Care
If you're looking for a list of ALL sunscreen filters in the US and their properties, take a look here!
Essential UPF Accessories to Keep in Your Bag
Smart sun protection goes beyond sunscreen. A few packable UPF accessories in your everyday bag ensure you're always prepared for unexpected sun exposure.
Don't Forget Your Hands: A Quick Reapplication Reminder
The backs of your hands show sun damage quickly and age faster than almost any other body part. Here's how to protect them with consistent reapplication strategies.
Strategic Sunscreen Placement: Keep Bottles Everywhere
The best sunscreen is the one you actually use. Strategic placement of multiple bottles around your home and workspace makes reapplication convenient and automatic.
The Line Technique: How to Know You're Using Enough Sunscreen
Most people apply far too little sunscreen. The line technique gives you a visual guide for proper coverage by drawing product along each body part before rubbing in.
Why You Should Wait Between Skincare Layers
Rushing through your skincare routine can compromise your sunscreen's effectiveness. Learn why waiting between layers matters and how to use that time productively.
The Spots You're Probably Missing When Applying Sunscreen
Even the most diligent sunscreen users miss common areas like the ears, back of neck, and under the nose. Learn which spots need extra attention and how to remember them during reapplication.
Midday Sun Care: Reapplication Strategies That Work
Master the art of sunscreen reapplication with desk-friendly strategies, habit stacking techniques, and hands-free options that keep you protected during work hours and commutes.
Beyond Filters: Soothing, Plumping, and Brightening Ingredients in Sunscreens
Explore the skincare-enhancing ingredients in modern sunscreens, from soothing panthenol and bisabolol to plumping peptides and brightening niacinamide, and understand what they can realistically achieve.
Moisturizing Ingredients in Sunscreens: What to Look For
Learn which hydrating and moisturizing ingredients in sunscreens can help maintain skin hydration while protecting from UV damage, from hyaluronic acid to ceramides.
Best Skincare Ingredients to Look for in Sunscreens
Discover how antioxidants like Vitamin C, Vitamin E, and botanical extracts in sunscreens work synergistically with UV filters to neutralize free radicals and enhance your skin's protection.
The UVA1 Gap: Why Newer Sunscreen Filters Matter
Understand why UVA1 protection is crucial for preventing photoaging and skin damage, and discover which sunscreen filters effectively cover this often-neglected portion of the UV spectrum.
Did Our Ancestors Use Sunscreen? A Brief History
Long before SPF ratings and mineral filters, humans have protected themselves from the sun. Explore the fascinating history of sun protection, from ancient Egypt to modern formulations.
Should You Avoid Fragranced Sunscreen?
Fragrance in sunscreen is controversial, but is it actually harmful? Learn the difference between "unscented" and "fragrance-free," when to avoid scented products, and why enjoying your sunscreen matters.
Why DIY Sunscreen is a Bad Idea
Making sunscreen at home might seem natural and cost-effective, but it carries serious risks you cannot test for. Here's why commercial sunscreens are worth the investment.
Are Nanoparticles in Sunscreen Dangerous?
Concerns about nanoparticles in mineral sunscreens have spread widely online. Here's what scientific research actually shows about their safety and how your skin handles them.
Moisturizing Ingredients in Sunscreens: What to Look For
Learn which hydrating and moisturizing ingredients in sunscreens can help maintain skin hydration while protecting from UV damage, from hyaluronic acid to ceramides.
Staying Positive When Others Don't Share Your Sun Care Enthusiasm
Learn how to maintain your positivity about sun protection when others don't share your enthusiasm—without damaging relationships or becoming the person everyone avoids at the beach.
Flexibility Over Rules: Offering Sun Care Options That Fit Any Lifestyle
Learn why rigid sun protection rules often fail—and how offering flexible options that fit different lifestyles leads to better, more sustainable sun care habits.
Skip the Alarmism: How to Give Helpful Sun Care Advice
Learn why fear-based sun protection messaging often backfires, and discover how to replace scary warnings with practical, actionable advice that people actually want to follow.
Don't Force It: Letting People Form Their Own Sun Care Opinions
Discover why forcing your sun protection opinions on others backfires—and learn gentler approaches that actually work to help skeptics embrace better sun care habits.
Subscribe for updates.
Sign up with your email address to receive personal news and updates from me.
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.