Dr. Sarah Williams

Dr. Sarah Williams Facebook ad: “Why biotin can't reach your follicles”

Ran for 5 days, from May 12 to May 17, 2026, the last day Crush saw it.

Run by Dr. Sarah Williams on Facebook. Crush is not the advertiser and does not verify its claims. See this ad in Meta's Ad Library(opens in a new tab)

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About this ad

Meta Ad Library ID: 2844935025849037
Platforms: Facebook, Instagram, Messenger and Threads
Relaunches: 3
Niche: Hair Care

How we count

Ad text

If you started a GLP-1 medication and your hair began thinning around month 3 or 4 — there's a mechanism almost no one is treating.An OB-GYN in Texas has been writing publicly about why biotin and "wait it out" cannot, mechanically, work on women whose gut bacteria have collapsed from caloric restriction.The 4-step explanation, plus the gut-first protocol now reversing it ↓

Where the ad sends people

reporthealthdaily.com

Why biotin can't reach your follicles

The mechanism your derm didn't explain

Learn more: reporthealthdaily.com