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*If you normally shampoo your hair every other day with our GHK-cu shampoo, then apply this serum every night before bed
Start with proper dosing
Vitamin B12 & Hair Growth: What To Know Before Supplementing. September 2025
This extended trial period (versus typical 30-60 day windows) acknowledges that tissue repair processes are gradual and that fair assessment requires adequate time
Most people change several things at once and rest the joint while theyre at it, and on top of that comes the real lift of finally doing something about a problem youd been ignoring
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