The Evi Edit / Worth the Hype?

Worth the Hype?

A viral product, held up against the research behind it.

Hand-drawn rosemary scalp oil bottle surrounded by botanical sprigs

Worth the Hype?

Rosemary oil for hair growth: worth the hype?

One study launched a million 90-day videos. Here is what it actually found.

Evi Editorial · October 2, 2026

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