What Causes Greasy Hair?

Greasy hair can be a frustrating issue that leaves us feeling self-conscious and uncomfortable. However, understanding the main causes of greasiness and adopting the right solutions can help you keep your locks looking fresh and healthy. In this blog, we’ll explore the factors contributing to greasy hair and provide practical tips to combat this common problem.

Causes of Greasy Hair

  1. Overactive Sebaceous Glands

Hair follicles on the scalp are connected to sebaceous glands that produce sebum, an oil-like substance. Sebum helps lubricate the scalp, protecting it from damage and keeping hair moisturized. Sometimes, due to factors like stress, hormonal imbalances, or medications, these glands may produce excessive sebum, resulting in an oily scalp and greasy hair.

  1. Scalp Diseases

Certain scalp-related conditions can indirectly contribute to greasiness. For example, Seborrheic Dermatitis leads to itchy, scaly patches on the scalp, which may appear greasy and cause dandruff. Scalp Psoriasis can create silvery scales that trap oil, leading to greasier hair when the scales flake off.

  1. Wrong Shampoo Choice

Using the wrong shampoo can strip away the natural oils from your hair, signaling the sebaceous glands to produce more oil. Look for light, sulfate-free shampoos that cleanse effectively without causing excessive dryness.

  1. Hormonal Imbalances

Hormones play a vital role in hair texture and oil production. Fluctuations in hormone levels can stimulate sebaceous glands, leading to oilier hair. Women may experience this during menstrual cycles, while men with high testosterone levels may also face greasier hair.

  1. Diet

What you eat can also impact your hair’s oiliness. A diet rich in Omega-6 Fatty Acids found in foods like Soybeans, Sunflower Oil, Corn, Nuts, Poultry, and Eggs may contribute to greasier and weaker hair.

Dealing with oily and greasy hair can be frustrating, as it can weigh down your hair, make it look less appealing, and even lead to potential scalp issues. However, with the right hair care routine and suitable products, you can keep your hair looking fresh and oil-free. In this article, we’ll explore common causes of oily hair and share practical tips on how to fix greasy hair and prevent it from recurring. Let’s dive in!

Tips to Prevent and Manage Oily Hair:

  1. Choose the Right Shampoo: Opt for a clarifying or sulfate-free shampoo specifically designed for oily hair. Avoid products with heavy moisturizers that might weigh down your hair.
  2. Limit Hair Washing Frequency: Try to avoid washing your hair every day, as this can cause your scalp to overcompensate and produce more oil. Gradually extend the time between washes.
  3. Dry Shampoo: Use dry shampoo in between washes to absorb excess oil and refresh your hair.
  4. Conditioner Application: Apply conditioner mainly to the ends of your hair, avoiding the roots, which can make your hair greasy faster.
  5. Scalp Massage: Gently massage your scalp while shampooing to stimulate blood flow and promote a healthy scalp environment.
  6. Avoid Touching Your Hair: Frequent touching of your hair throughout the day can transfer oils from your hands to your hair, making it appear greasy.
  7. Hair Care Habits: Limit the use of heat styling tools and harsh chemicals that can damage and dry out your hair, leading to increased oil production.
  8. Consider Your Diet: A balanced diet with sufficient vitamins and minerals can contribute to healthy hair and scalp.

Best Products for Oily Hair:

  1. Shampoo for Oily Hair: Look for a gentle, sulfate-free shampoo formulated to control excess oil without stripping your hair of its natural oils.


  1. Dry Shampoo: Invest in a high-quality dry shampoo to quickly refresh your hair between washes.


  1. Hair Masks: Use a clarifying hair mask once a week to remove product build-up and balance your scalp’s oil production.



Having greasy or oily hair can be a common issue, but it doesn’t have to be a constant struggle. By adopting a suitable hair care routine and incorporating the right products into your regimen, you can achieve hair that looks and feels fresh throughout the day. Remember to be patient, as it might take some time for your hair to adjust to the changes. With consistent care, you’ll be able to manage oily hair effectively and enjoy healthy, beautiful locks.



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  2. Mirmirani P. (2011). Hormonal changes in menopause: do they contribute to a ‘midlife hair crisis’ in women?. The British journal of dermatology, 165 Suppl 3, 711. https://doi.org/10.1111/j.1365-2133.2011.10629.x
  3. Gabarra Almeida Leite, M., & Maia Campos, P. (2020). Correlations between sebaceous glands activity and porphyrins in the oily skin and hair and immediate effects of dermocosmetic formulations. Journal of cosmetic dermatology, 19(11), 31003106. https://doi.org/10.1111/jocd.13370