Isoplus Caffeine Stimulator Growth Oil 4 ozCaffeine Growth Technology is a NATURAL science behind stimulating hair growth for women and men of color. The initiative is supported by hair care scientists with over 50 years of cumulative product formula experience and for the last FIVE (5) years, caffeine formula development.As a natural non-toxic ingredient for hair growth and compared to synthetic derived medicinal formulas, caffeine can stimulate hair growth in the follicles ULTIMATELY helping to regenerate existing follicle development.