Hair rarely stays the same, shifting in its thickness and texture with time, amid stress, and through health changes like pregnancy and menopause. The best hair growth serum can help; it won’t necessarily restore your hair to normalcy, but rather establish a foundation that spurs hair growth, thus helping offset the effects of thinning and shedding. Our top picks But finding the right formula isn't a matter of simply choosing a product off the shelf and hoping that it works.

First, it helps to understand what’s causing your hair changes. “I encourage everyone with a concern for hair thinning or shedding to consult with a health-care provider first,” says Paradi Mirmirani, MD, a board-certified dermatologist who specialises in hair disorders with Kaiser Permanente in Vallejo, CA. That’s because factors like genetics, your nutrition, stress and anxiety, and changes in your hormones, metabolism, or medications can all contribute to thinning hair.

And the cause of your hair loss can help you determine the right ingredients for you – and, with that, the best hair growth serum. Therefore, “the best guidance is to ask questions and rely on trusted sources for scientific evidence and advice that is tailored to your individual need,” she instructs. With that in mind, consider these the serums worth trying to achieve your unique hair goals.

In this article Best clinical: E-50 Exosomes For Hair Best with Minoxidil: Hims Minoxidil Serum Best for an irritated scalp: The St.