Scalp oiling boosts hair growth by stimulating blood flow to the scalp. Bridgette Hill, a trichologist and scalp therapist, explains how: “Certain oils are vasodilators: that means they widen the blood vessels.

A dermatologist and trichologist share whether or not this viral ingredient can actually improve hair thickness.

Champi, an Ayurvedic head massage, enhances hair growth through scalp massages with oils like coconut, amla, castor, brahmi, jojoba, and olive oil. Fo

Even if you're not dealing with hair loss or shedding, rosemary oil products can still deliver some ingredient benefits to your strands: 'Hair oils, including rosemary oil, are also great for those looking for natural approaches to growing smoother, softer, more manageable hair,' says board-certified dermatologist Dr. Brendan Camp, MD.

Experts weigh in on the best hair growth shampoos that can stimulate hair growth and make your strands appear thicker and fuller.

Made from the popular herb, rosemary oil, when used consistently, has an amazing transformative effect on hair growth, according to a doctor.