A little care. A deeper understanding.
The Solvyn Journal
Thoughtful notes on sun care, ingredients, and the places we love.
For a little more intention in every day.

The latest story
Applying sunscreen
Sunscreen for Golf: What to Use and When to Reapply During a Round
The best sunscreen for golf is broad spectrum, SPF 30 or higher and water resistant (80 minutes). When to reapply during a round, and the spots golfers miss.
Discover something worth knowing
Explore the journal.
19 reads
ArticleApplying sunscreen10 min readSunscreen for Golf: What to Use and When to Reapply During a Round
The best sunscreen for golf is broad spectrum, SPF 30 or higher and water resistant (80 minutes). When to reapply during a round, and the spots golfers miss.
ArticleApplying sunscreen8 min readSunscreen for Hands: What to Use, How to Put It On and When to Reapply
Sunscreen for hands, per the AAD: broad spectrum, water resistant, SPF 30 or higher. How to put it on, when to reapply, and when a hand cream with SPF counts.
ArticleApplying sunscreen9 min readSunscreen for Hiking: What to Wear on the Trail and When to Reapply
Sunscreen for hiking and backpacking: broad spectrum, SPF 30 or higher, water resistant, put on 15 minutes before the trail and reapplied at least every 2 hours.
ArticleApplying sunscreen10 min readSunscreen for Runners: What to Wear on a Long Run and When to Reapply
Sunscreen for runners: broad spectrum, SPF 30 or higher, water resistant (80 minutes), on 15 minutes before a run and reapplied after 80 minutes of sweating.
ArticleApplying sunscreen9 min readHow to Get Sunscreen Out of Clothes: Why It Stains and What Works
How to get sunscreen out of clothes: liquid detergent or dish soap on the mark, the hottest wash the care label allows, and no dryer until the mark is gone.
ArticleApplying sunscreen7 min readMoisturizer or Sunscreen First? The Order Dermatologists Give
Moisturizer first, sunscreen last, then makeup: the order the American Academy of Dermatology gives, how long to wait, and whether an SPF moisturizer counts.
ArticleApplying sunscreen9 min readHow Often to Reapply Sunscreen, and How Much to Use
How often to reapply sunscreen: at least every 2 hours, and sooner if you swim or sweat. The label's reapply lines, why SPF is not a timer, and how much to use.
ArticleHotels and resorts9 min readWhat Sunscreen Should a Hotel Offer Guests?
What sunscreen should a hotel offer guests? Broad-spectrum mineral SPF 30 or higher, Water Resistant (80 minutes), no fragrance listed, kept shaded and in date.
ArticleSun care8 min readCan You Tan With Sunscreen On? Why It Still Happens
Yes, you can still tan with sunscreen on. No sunscreen blocks all UV, and many people apply too little. Why it happens, and how to get color without UV.
ArticleApplying sunscreen11 min readWhy Is My Sunscreen Pilling? What Causes It, and What Helps
What sunscreen pilling is, what a 2024 study of 528 women linked it to, whether pilled sunscreen still protects you, and how to stop it without using less.
ArticleApplying sunscreen9 min readMineral Sunscreen for Your Body: How Much to Use, and Can It Go on Your Face?
Mineral sunscreen for body use: what the label should say, how much to apply, whether it can go on your face, and the spots people miss.
ArticleReading a label9 min readWater-Resistant Sunscreen: What 40 and 80 Minutes Actually Mean
Water resistant sunscreen has its labeled SPF measured after 40 or 80 minutes in water. What the test measures, why none is waterproof, and when to reapply.
ArticleReading a label9 min readSunscreen for Sensitive Skin: Why Mineral, and What to Look For on the Label
Dermatologists advise fragrance-free mineral sunscreen for sensitive skin, but “sensitive skin” on a label has no federal definition. How to check the Drug Facts.
ArticleFlying with sunscreen8 min readCan You Bring Sunscreen on a Plane? TSA Rules for Lotion, Spray and Sticks
Bringing sunscreen on a plane: TSA allows 3.4 oz (100 mL) or less a container, in one quart-size bag. Full-size goes in checked bags. Sprays and sticks explained.
ArticleReading a label9 min readFragrance-Free Sunscreen: What the Label Means, and How to Check It
What a “fragrance-free” sunscreen label does and doesn’t tell you, why an “unscented” sunscreen can still contain masking fragrance, and how to check the list.
ArticleHawaii sunscreen law9 min readIs Avobenzone Banned in Hawaii? What the Law Says About Avobenzone and Octocrylene
Is avobenzone banned in Hawaii? Not by state law: the 2021 bills to add it were never enacted. Maui County bans selling or using it; Hawaiʻi County bans selling it.
GuideReef & regulationA clearer view of reef-safe sunscreen.
Look beyond the label. Explore mineral sunscreen, reef-safe terminology, and the questions worth asking before you choose.
Explore the guide
GuideIngredientsWhat’s in your sunscreen matters.
Get to know the ingredients in Solvyn Shield, and the steps for making it part of your sun care routine.
Explore the guide
For propertiesFor hospitalityA small detail. A considered guest experience.
Discover how Solvyn works with hotels, resorts, and hospitality teams to bring sun care into the guest experience.
Explore partnerships
The art of hospitality
A thoughtful stay.
Down to the details.
Sun care belongs in the guest experience. Discover Solvyn for the places that take care of people.
Explore Solvyn for hospitality
