Blog
Evidence-based education on skin health, lifestyle, and the science behind what shows up on your skin.
Does Caffeine Actually Help Your Skin? What's Proven in Humans vs. Mice
Caffeine shows up twice in skincare conversations — as a "does it dehydrate skin" worry, and as an eye cream ingredient people swear by. Here's what's actually tested in humans, and what's only been shown in mice so far.
Does Chocolate Really Cause Acne? A Study Removed the Sugar to Find Out
"It's the sugar, not the chocolate" is the usual excuse — so researchers tested pure, unsweetened cocoa on its own. The result, and the specific mechanism behind it, is more interesting than a simple yes or no.
What Is the Skin Microbiome, and Does "Probiotic" Skincare Actually Contain Bacteria?
Your skin hosts trillions of organisms that actively help protect it — but here's the twist most people don't know: most "probiotic" skincare products on shelves don't contain any living bacteria at all.
The Vitamin D vs. Sunscreen Dilemma: Mostly Solved, and One Widely Repeated Number Is Wrong
You need sun for vitamin D, but sun damages skin — a real dilemma, except researchers have mostly resolved it. Plus: the "darker skin needs 10x more sun" claim turns out to be more complicated than commonly stated.
Does Gut Health Really Affect Your Skin? What Causal Studies (Not Just Correlation) Show
"Gut health affects skin" sounds like wellness-influencer language — but a specific type of genetic study has actually shown causation, not just correlation. Here's the real mechanism, and what probiotics can and can't do.
Niacinamide: What the Research Actually Supports (and Where the Hype Outpaces It)
Niacinamide is skincare's most-hyped "holy grail" ingredient. Here's what a real 12-week clinical trial found it actually does — and why the "higher percentage is better" claim on 10% serums isn't backed by any published study.
Chemical vs. Mineral Sunscreen, and What SPF Numbers Really Mean: True or False
"Sunscreen cuts melanoma risk in half" is repeated everywhere — the real study behind it is more interesting, and more borderline, than that headline suggests. SPF math, chemical vs mineral, checked claim by claim.
Does Alcohol Really Wreck Your Skin? True or False, Checked Against the Research
"Alcohol causes rosacea" is repeated everywhere — but a real meta-analysis found something more specific and more surprising. Here's what drinking actually does to skin, claim by claim.
Oily T-Zone, Dry Cheeks: True or False? 4 Combination Skin Myths, Checked
Shiny forehead, tight cheeks — combination skin is surrounded by half-truths. Here's what's actually verified about pores, moisturizer, and oil glands, checked one claim at a time.
Does Blue Light From Screens Really Age Your Skin? What Studies Actually Found
Blue light skincare products are everywhere, built on a real mechanism — but a real clinical study tested whether your phone screen specifically ages skin, and found something more reassuring than most blogs claim.
Do Collagen Supplements Actually Work? What a 2025 Study Found When It Checked Who Paid for the Research
Collagen supplements reach your skin — that part is real, and stranger than you'd think. Whether they visibly improve it is a different question, and a 2025 meta-analysis found something most brands won't tell you.
Why Does My Skin Change During My Period? The Science (and the "Cycle Syncing" Myth)
Your skin genuinely changes across your cycle — it's not in your head. Here's the real hormonal mechanism, the exact days your skin barrier is weakest, and why dermatologists are split on "cycle syncing" skincare.
Why Does My Skin Look Dull? The Science, and the Gua Sha Myth Everyone Believes
Dull skin isn't just "tiredness." Sugar literally browns your skin the same way it browns toast, old skin cells sit around longer than you think, and gua sha does something real — just not what TikTok claims.
Can Exercise Improve Your Skin? What the Research Actually Shows
Does working out really change your skin, or is the "post-workout glow" just sweat? Here's what peer-reviewed research says about exercise, blood flow, aging, and acne.
Watermaxing: Is "Loaded Water" Actually Better for Your Skin, or Just TikTok?
Everyone knows "drink more water" is good advice. But does loading it with salt, citrus, and minerals — the watermaxing trend — actually do anything? Here's the real biology.
What Causes Dark Spots? 4 Surprising Facts (and One Popular Myth That Backfires)
Dark spots aren't just "leftover pigment." Here's the real biology behind why they form, why some never seem to fade, and why a popular DIY fix can make them worse.
Why Is My Skin Suddenly More Sensitive or Reactive? The Science Explained
If products that never used to bother you now sting, burn, or turn your face red, it's not random. Here's what's actually happening in your skin barrier and nerve endings.
Does Lack of Sleep Cause Acne? What Science Actually Says
The average person spends more on skincare products than on improving their sleep. Research suggests they have the ratio exactly backwards. Here's the science of how sleep deprivation drives breakouts.
How to Get Clear Skin: What the Research Actually Shows
If skincare products solved the problem, the industry would be shrinking. It isn't. Here's what the evidence actually shows about achieving and maintaining clear, healthy skin — beyond the products.
Does Dairy Cause Acne — and Other Skin Problems? What Research Says
The food research most consistently links to acne isn't chocolate or junk food — it's milk. Specifically, the 'healthier' version. Here's what the science actually shows about dairy and your skin.
Can AI Analyze Your Skin? What It Can (and Can't) Tell You
AI skin analysis tools are more capable than most people expect — and more limited than most marketing suggests. Here's an honest, research-backed breakdown of what the technology can and can't do.
Why Do I Keep Breaking Out? The 5 Lifestyle Reasons Dermatologists Often Miss
If your skin keeps breaking out despite a consistent skincare routine, the problem probably isn't on your skin. Here are 5 evidence-based lifestyle reasons dermatologists rarely discuss.