It contains minoxidil, which works to stimulate follicle hair growth. While this is the only active ingredient, it has been clinically proven to be one of the most important. It also contains alcohol, which can be drying—especially if your scalp is experiencing any irritation.
Best Hair Growth Serum with Finasteride: Happy Head TopicalRx Solution
This serum is packed with all of the clinically proven hair growth ingredients, including finasteride and minoxidil, which is actually complemented by retinoic acid to improve penatration. It also has an ingredient called dutasteride, which has been shown to improve hair loss in randomized studies. If your skin is prone to irritation, this is a good option because it contains 1% hydrocortisone, which will give you some pretty immediate relief for swelling or redness, potential side effects of using a hair growth serum. For an even more soothing ingredient, it includes aloe vera, which will also make it feel incredibly smooth during application.
Best Hair Growth Serum for Damaged Hair: Vegamour GRO+ Advanced Hair Serum
While the price of this product can seem like a bit much, you only use a dropperful at a day so it will last longer than one month even if you use it daily as the brand recommends. This formula is not only intended to curb shedding, it’s also made with scalp hydration and hair density in mind. To help maintain a healthy scalp, Spanish microalgae serves as a prebiotic hydrator that will help build up the skin barrier. Finally, plant stem cells provide a protein-rich boost to the roots that help anchor and strengthen them.
Best Hair Growth Serum for Curly Hair: Briogeo Destined for Density
Often, curly hair types tend to be drier because the hair strand is like a spiral staircase rather than a straight shoot for the oil to travel down. Because of this hair can break and this breakage can lead to it looking sparser than it should When that happens, you’ll want to stimulate the follicles to help hair grow. The formula also contains biotin, which naturally supports elasticity and strength while coating each strand to provide a thicker overall look. The copper peptides in the formula work to promote the production of collagen, which will definitely help the hair grow stronger over time. The caffeine and green coffee oil in the formula work hand-in-hand to stimulate the scalp, leaving each strand healthier overall.
Best Hair Growth Serum for Heat Damaged Hair: IGK Sponsored
While the biotin in this serum will help your hair look thicker, especially over time, this serum should be used more for the appearance of thicker hair versus actually promoting new growth. That said, peptides, which are included in this formula, have been found to improve hair re-growth as well in a number of studies.
This serum is great for fine hair not only because of the biotin, but also because of hair health-promoting ingredients like pumpkin seed oil, which nourishes hair and makes it both shinier and stronger. The brand recommends using it every night for best results, and to spray it on your most thin areas while holding the bottle 10 inches away from the scalp. From there, massage it into the scalp for several minutes before allowing it to dry.
Best Hair Growth Serum for Dry Hair: The Nue Co. Supa Thick Scalp Serum
This formula contains redensyl, which has been found to be effective in hair regrowth in clinical studies. While supporting new growth, it has also been found to protect existing hair follicles. In addition to this ingredient, the serum contains rosemary, which is great for stimulating blood flow. Blood flow is also a key component when it comes to supporting new hair growth.