From the Journal

Hair Loss & Regrowth

Browse our growing library of in-depth articles on hair loss, scalp health, and the plant-derived ingredients shown to support regrowth. Each piece is grounded in dermatology and plant science, covering topics from DHT and androgenic alopecia to rosemary oil, argan oil, and scalp circulation.

Does Hard Water Cause Hair Loss? What It Actually Does to Your Hair and Scalp

You move into a new apartment or a new city. A few weeks later, something feels different. Your hair is harder to brush. It feels dry no matter what conditioner...

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Why Does My Hair Look Thinner in Photos Than in the Mirror?

Wondering why your hair looks thinner in photos than in the mirror? Learn how lighting, camera angles, hair density, and scalp health affect the appearance of hair.

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Why Is My Scalp Visible When My Hair Is Wet?

Wondering why your scalp is visible when your hair is wet? Learn how hair density, scalp health, and hair growth affect scalp visibility after a shower.

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The Best Hair Growth Oils Under $30: What Actually Matters?

Looking for the best hair growth oils under $30? Learn what ingredients matter, why rosemary oil stands out, and how scalp health influences hair growth and density.

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Why Is My Hair Thinner on One Side? Understanding Uneven Hair Loss

Wondering why one side of your hair looks thinner than the other? Learn how hair density, DHT, scalp health, and natural asymmetry can affect hair growth.

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Does Wearing a Hat Cause Hair Loss? The Truth About One of the Biggest Hair Growth Myths

Does wearing a hat cause hair loss? Learn what science says about hats, DHT, scalp health, hair density, and the real causes of thinning hair.

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Why Hair Growth Takes So Long and What’s Actually Happening Beneath the Scalp

Wondering how long hair growth takes? Learn the science behind the hair growth cycle, rosemary oil, scalp health, and why consistency matters for hair regrowth.

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Why Your Hair Looks Worse Under Bright Lights and What It Says About Hair Density

Wondering why your hair looks thinner under bright lights? Learn how lighting, hair density, scalp health, and rosemary oil influence the appearance of fuller looking hair.

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