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The Skeptic Files

The Skeptic Files

Case Study: Retinol, Niacinamide & Terminalia Chebula in Facial Aging

Apr 18, 2025

Today, we’re breaking down a 12-week case study published in…

Popular Posts

Damaged Skin Barrier Explained: What It Is + How to Fix It

Apr 30, 2025
Case Study: Retinol, Niacinamide & Terminalia Chebula in Facial Aging

Apr 18, 2025
Skincare Ingredients You Should Never Mix

Apr 17, 2025
The Right Order to Apply Skincare

Apr 16, 2025

Damaged Skin Barrier Explained: What It Is + How to Fix It

What Is the Skin Barrier—Really? The skin barrier refers to the stratum corneum, the outermost layer of the epidermis. It acts like a brick-and-mortar wall, where the “bricks” are corneocytes (dead skin…
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Skin Skeptic

April 30, 2025

4 min read
Case Study: Retinol, Niacinamide & Terminalia Chebula in Facial Aging

Today, we’re breaking down a 12-week case study published in the Journal of Drugs in Dermatology (July 2022) that examined the effects of a novel formulation combining retinol, niacinamide, and Terminalia…
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Skin Skeptic

April 18, 2025

4 min read
Skincare Ingredients You Should Never Mix

Mixing certain skincare ingredients can lead to irritation, reduce their effectiveness, or even cancel each other out entirely. To help you get the most out of your products…
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Skin Skeptic

April 17, 2025

4 min read
The Right Order to Apply Skincare

When it comes to skincare, many of us find ourselves wondering if there’s a specific order we should follow to get the best results. Whether you’re layering multiple…
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Skin Skeptic

April 16, 2025

4 min read
Urea for Dry Skin

One of Skincare’s Best-Kept Secrets? It’s Urea. In the search for smoother, more hydrated skin, many people turn to trendy ingredients and high-end products. But one of the…
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Skin Skeptic

April 14, 2025

4 min read
Spring Skin Reset: How to Repair Your Skin Barrier After a Harsh Winter

As winter fades, your skin may be sending you signals: tightness, dullness, flakiness, and extra sensitivity. This isn’t random—your skin barrier has likely taken a hit from months…
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Skin Skeptic

April 9, 2025

4 min read

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