An itchy scalp does not necessarily mean hair growth, and it can actually signify that your scalp is not at its healthiest, which can negatively impact hair growth. Itchiness can be caused by a variety of factors, including seborrheic dermatitis, psoriasis, allergy to hair dyes or products, fungal infections, and even head lice. An itchy scalp can also be a symptom of an underlying condition, including diabetes mellitus, liver and kidney disease, as well as some types of cancer.

Some hair loss treatments, like Minoxidil spray, contain ingredients that might irritate your scalp and make it feel itchy. Paraphenylendiamine (PPD), a common ingredient in hair dyes, is thought to cause reactions on the scalps of those that are allergic to it, and it can even lead to hair loss with repeated use or in those that are particularly sensitive to it.

If you have an itchy scalp, it is important to identify the underlying cause and treat it accordingly. Trying different hair products and natural remedies is a good starting point. One of the most effective initial treatments for an itchy scalp is a thorough shampoo scrub to remove loose and scaly skin, followed by a popular natural remedy like tea tree oil. If the itching persists or is accompanied by other symptoms like flakiness, scaly patches, bumps on the skin, or hair loss, it is recommended to consult a dermatologist or trichologist for a proper diagnosis and treatment plan.