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Skin Science Hub
SKIN SCIENCE HUB

About Me

About Me

Hi there! I'm Rayo Johnson, a pharmacologist with a passion for making skincare science accessible to everyone. Welcome to Skin Science Hub, where we bridge the gap between complex research and real-world skincare solutions.

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Blog

  • 12 best vitamin C serums for hyperpigmentation and dark spots

    12 Best Vitamin C Serums for Hyperpigmentation and Dark Spots in 2026

    Read More 12 Best Vitamin C Serums for Hyperpigmentation and Dark Spots in 2026Continue

  • "Post-inflammatory erythema (PIE) red marks on lighter skin next to post-inflammatory hyperpigmentation (PIH) brown marks on deeper skin tone

    PIE vs PIH: How to Identify Your Mark and Fade It

    Read More PIE vs PIH: How to Identify Your Mark and Fade ItContinue

  • best nad serums

    The 9 Best NAD+ Serums of 2026

    Read More The 9 Best NAD+ Serums of 2026Continue

  • NAD+ vs Niacinamide

    NAD+ vs Niacinamide for Skin: Which One Should You Use?

    Read More NAD+ vs Niacinamide for Skin: Which One Should You Use?Continue

  • NAD+ skincare serum benefits for skin

    NAD+ Benefits for Skin: Does It Really Work?

    Read More NAD+ Benefits for Skin: Does It Really Work?Continue

  • 10 best niacinamide serum for every skin type

    10 Best Niacinamide Serums for Every Skin Type

    Read More 10 Best Niacinamide Serums for Every Skin TypeContinue

  • woman with hormonal acne on chin and jawline

    Hormonal Acne: Why It Targets Your Jawline and Chin, and What to Do About It

    Read More Hormonal Acne: Why It Targets Your Jawline and Chin, and What to Do About ItContinue

  • 12 Best Retinol Serums

    12 Best Retinol Serums of 2026, Reviewed by a Pharmacologist

    Read More 12 Best Retinol Serums of 2026, Reviewed by a PharmacologistContinue

  • Retinol vs tretinoin products side by side comparison

    Retinol vs Tretinoin: Which One Do You Actually Need?

    Read More Retinol vs Tretinoin: Which One Do You Actually Need?Continue

  • Skin purging vs breakout comparison showing purging spots concentrated in typical acne-prone areas and breakout spots appearing somewhere new

    Skin Purging vs Breakout: 4 Signs to Tell the Difference

    Read More Skin Purging vs Breakout: 4 Signs to Tell the DifferenceContinue

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