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    Vitamin B12 is important for hair health:
    • It improves hair thickness, strength, and shine.
    • Deficiency can lead to excessive hair loss.
    • B12 affects hair growth by delivering oxygen-rich red blood cells to hair follicles.
    • Studies suggest a link between B12 and hair health.
    • B12 is critical for producing and maintaining hair follicles and healthy hair growth.

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