top of page

Harmony at the Roots: Why a balanced scalp is important

The pH level of the scalp refers to its acidity or alkalinity, measured on a scale from 0 to 14. A pH level below 7 is considered acidic, while a pH level above 7 is alkaline. A neutral pH is 7. The scalp's natural pH is slightly acidic, typically ranging from 4.5 to 5.5.

Importance of Scalp pH:

Barrier Function: The scalp has a low barrier function. The scalp's natural acidity helps in maintaining the integrity of the skin barrier. This acidic environment discourages the growth of harmful microorganisms, such as bacteria and fungi, which could otherwise lead to scalp infections and issues.

Sebum Regulation: The sebaceous glands on the scalp produce sebum, an oily substance that helps moisturize and protect the hair and scalp. The acidic pH of the scalp helps regulate the production of sebum, preventing it from becoming too excessive or too minimal. If the scalp and hair is oily then the scalp is unbalanced.

Hair Cuticle Health: The hair cuticle, the outermost layer of the hair shaft, has a slightly acidic pH. The alignment of the scalp's pH with the pH of the hair cuticle is essential for the health and smoothness of the hair. An imbalanced pH can lead to lifted cuticles, making the hair prone to damage and breakage.

Microbial Defense: The acidic environment of the scalp inhibits the growth of harmful microorganisms while promoting the growth of beneficial bacteria. This natural defense mechanism helps protect the scalp from infections and maintains overall scalp health.

Symptoms of Imbalanced pH:

Dry Scalp: An excessively alkaline scalp can lead to dryness as it may disrupt the natural lipid barrier, causing moisture loss.

Itchy Scalp: An imbalanced pH can contribute to scalp irritation and itching, making the scalp more sensitive.

Dandruff and Seborrheic Dermatitis: A disrupted pH balance may create an environment to the growth of yeast that contributes to conditions like dandruff and seborrheic dermatitis.

Hair Damage: Altered pH can affect the hair cuticle, making it more prone to damage. This can result in dull, brittle, and frizzy hair.

Maintaining Scalp pH:

Use pH-Balanced Products: Choose hair loss products, including shampoos and conditioners, that are pH-balanced to support the scalp's natural acidity.

Limit Harsh Chemicals: Avoid using harsh chemical treatments and hair products that can disrupt the scalp's pH balance. This includes bleach, perms, relaxers and hair straightening services.

Nutrition: A well-balanced diet with adequate hydration supports overall skin health, including the scalp.

Professional Guidance: Trichologists and dermatologists can provide personalized advice and a microscopic look at the scalp to determine the scalp PH.

Understanding and maintaining the scalp's pH is crucial for overall scalp health, ensuring that it functions optimally as a protective barrier for the hair is essential for healthy hair growth.

21 views0 comments


bottom of page