Scalp · Oil Management

Sebum Control Treatment

How this page was made
This page was written with AI assistance and reviewed against the sources listed under References below. It is general information only, not medical advice. See our full disclaimer for how SHEA creates and reviews treatment information.
01

What it is

Sebum is the oily substance produced by sebaceous glands. On the scalp, it helps lubricate the skin and hair. Sebum production varies between people and is influenced by factors including hormones, age and individual sebaceous-gland activity.

Sebum control treatment is a broad name for cosmetic scalp-care services intended to reduce excess surface oil and leave the scalp and hair feeling less greasy. The exact protocol varies between providers and may include shampooing, cleansing, exfoliation or products intended for oily scalp skin.

The treatment name does not refer to one standardized medical procedure, and reducing oil on the scalp surface should not be assumed to permanently reduce the amount of sebum produced by the sebaceous glands.

Oiliness is not the same as seborrheic dermatitis
Seborrheic dermatitis and dandruff involve more than the amount of oil on the scalp. Sebaceous secretions, Malassezia yeast, the condition of the skin barrier and individual susceptibility can all contribute. A person can have an oily scalp without seborrheic dermatitis, and people with seborrheic dermatitis do not necessarily produce unusually large amounts of sebum.
02

Why people consider it

  • For hair and scalp that become noticeably oily between washes
  • To remove accumulated surface oil and residue from the scalp
  • For a cleaner or less greasy scalp feel as part of a professional scalp-care program
  • To manage the cosmetic appearance of an oily scalp without assuming that oiliness itself is a hair-loss disorder
03

What the experience is like

The procedure varies between providers. It commonly begins with cleansing or shampooing intended to remove sebum and residue from the scalp and hair.

Some programs add exfoliating products, massage or other scalp-care steps. A magnifying scalp camera may also be used before and after treatment to show changes in visible oil or material around follicle openings.

The immediate effect is primarily cosmetic: the scalp and hair may look and feel less oily after cleansing. Because sebaceous glands continue producing sebum, the effect is temporary.

04

Limitations & considerations

  • There is little direct clinical research evaluating professional "sebum control treatments" as a standardized procedure
  • Removing sebum from the scalp surface does not establish that sebaceous-gland production has been reduced
  • Oiliness alone does not diagnose seborrheic dermatitis, dandruff or another scalp disorder
  • Seborrheic dermatitis is a chronic inflammatory condition and may require treatments directed at factors such as Malassezia and inflammation rather than cosmetic oil removal alone
  • Excess sebum should not be presented as an established cause of androgenetic alopecia, and reducing scalp oil should not be expected to reverse follicle miniaturization or increase hair density
  • The products and techniques used for sebum control vary between providers, so results from one approach cannot automatically be applied to another
  • Persistent redness, marked scaling, significant itch, pain, sores or recurrent scalp symptoms may warrant medical assessment rather than repeated cosmetic oil-control treatments
Evidence note
Sebaceous glands are abundant on the scalp, and their activity is influenced by androgen signaling. Sebum helps lubricate skin and hair, while the amount produced varies with factors including age, sex and hormonal activity.
Sebum also forms part of the environment in which Malassezia yeasts live. Malassezia species are lipid-dependent organisms normally present on human skin, and research supports an important role for interactions between Malassezia, sebaceous secretions and the host skin barrier in dandruff and seborrheic dermatitis.
Importantly, the relationship is not simply "more sebum causes dandruff." Reviews of seborrheic dermatitis note that some affected people have normal sebum production, while some people with high sebum production do not develop the condition. Sebum appears to be one contributing part of a more complex process.
Research on shampoo frequency provides some evidence that ordinary cleansing can reduce scalp sebum. A 2021 study in Asian populations found lower scalp sebum and several other improved scalp measures with more frequent shampooing. The research was fully funded by Procter & Gamble and included company-employed authors, which is relevant when interpreting the findings.
These findings support the straightforward idea that cleansing removes scalp oil. They do not establish that professional sebum-control programs permanently alter sebaceous-gland activity or provide benefits beyond appropriate scalp cleansing.

References

Peer-reviewed literature relevant to scalp sebum, dandruff and cleansing.

1. Shamloul G, Khachemoune A. An updated review of the sebaceous gland and its role in health and diseases. Part 1: Embryology, evolution, structure, and function of sebaceous glands. Dermatologic Therapy. 2021;34(1):e14695.
Peer-reviewed · Sebaceous-gland review
2. Borda LJ, Wikramanayake TC. Seborrheic dermatitis and dandruff: a comprehensive review. Journal of Clinical and Investigative Dermatology. 2015;3(2).
Peer-reviewed · Clinical and mechanistic review
3. Punyani S, Tosti A, Hordinsky M, Yeomans D, Schwartz J. The Impact of Shampoo Wash Frequency on Scalp and Hair Conditions. Skin Appendage Disorders. 2021;7(3):183–193.
Peer-reviewed · Epidemiological and controlled study · Industry-funded
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