Ah, hair thickening scalp serums. Who hasn’t tried to jump start hair growth by adding one of these to the mix, only to find ...

This serum is a case ... saw “definite and clear hair growth of four inches” after using this for five days a week. Another shopper said it “filled in” a bald spot on their head.

For decades, brands have convinced us to part with our cash for formulas that promise miraculous regrowth overnight, turning back the hands of time on bald ... But now, hair growth serums are ...

When I say 'hair growth,' I mean it. This helps your hair to grow and thicken up, and those bald spots will not be bald anymore after using this growth oil. It even grew my daughter's edges back.

Others say it fills in bald spots ... This serum is a case in point—it’s $23, made with a handful of peptides, and has hundreds of five-star ratings praising its hair growth prowess.