Checking ferritin levels before buying hair serums is medically sound advice?

checkthis · automated fact-check · How we check · Reel by @riridoeseverything

The Reel's advice to get blood tests for internal deficiencies like low iron before relying on topical serums is accurate and medically supported. Medical literature published in the Journal of the American Academy of Dermatology and PubMed confirms that low serum ferritin and iron levels are potential root causes of diffuse hair loss. Research shows that topical cosmetic serums cannot cure systemic nutrient deficiencies, making blood tests a logical first step before spending money on topical products.

2 claims checked
2 sources
Checked 7 Nov 2026

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The Reel we checked

@riridoeseverything

i am dealing with terrible hair thinning so i finally got my bloodwork done from tata one mg and realised i am very low on iron and ferritin. Pls get yourself…

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What we checked

The creator riridoeseverything got bloodwork done through Tata 1mg.No reliable source found for this yet.

The creator's bloodwork showed low levels of iron and ferritin.No reliable source found for this yet.

What the Reel doesn't tell you

Dermatology literature published in the Journal of the American Academy of Dermatology, the British Journal of Dermatology, and PubMed shows that serum ferritin and iron checks are standard diagnostic procedures when evaluating diffuse hair loss.
Medical reviews note that topical cosmetic hair serums cannot correct systemic deficiencies like low serum ferritin or iron.

Short version

✅ TRUE 👉 Checking ferritin levels to address internal deficiencies before buying hair serums is accurate and medically sound advice for hair loss. 👉 Journal of the American Academy of Dermatology and PubMed literature confirms low serum ferritin and iron levels can cause diffuse hair loss. 🔎 Full check: send this Reel to @checkthis.chat