will using shampoo with biotin in it impact my ... - Thyroid UK

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will using shampoo with biotin in it impact my blood tests?

Babymagic37 profile image
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just realised I am using a “biotin and collagen” shampoo. Used it Monday, have full thyroid blood tests due on Thursday. Will this impact results?

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Lalatoot profile image
Lalatoot

No it won't have a significant effect as there may be very little biotin in your system from shampoo and it will have had 3 days without any anyway.

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