Experts could not agree on the causes of dandruff. However,
most experts do agree that it is not caused by poor hygiene. They noticed
dandruff commonly occur when there is an overgrowth of a yeast-like fungus
called malassezia. This fungus grows on the scalp of all people and usually do
not cause any problem. It feeds on the oils our hair follicles secrete. Dandruff
formed when excessive amounts of dead skin tissues build up on the scalp and
mix with the natural oils there.
So what conditions trigger this fungus to go wild, irritate
our skin and stimulate our body to respond by producing extra skin tissues?
Malassezia is one of a number of possible contributors to
dandruff.
Other possible causes are:
- Chemicals and allergens
- Inadequate hair combing / brushing
- Stress
- Hormones
- Diet
- Climate
- Infection
- Seborrheic dermatitis
- Certain illnesses
Chemicals and allergens
People react differently to chemicals and ingredients in
hair care products. Try switching to another hair care product to see whether
your dandruff, inflammation and itchiness persist. If you intend to consult a doctor or
dermatologist, bring along your hair care products to check whether any
possible ingredient that may be the culprit. Some ingredients that may give allergic
reaction are hydrolyzed wheat protein, hydrolyzed soy protein, SLS (Sodium
lauryl sulfate), Propylene glycol, quaternium-15, balsam of Peru etc. Preservatives
and fragrances are the two biggest allergens. Preservatives are further
sub—divided into antimicrobials, antioxidants and ultraviolet light absorbers.
Repeated exposure to allergens or irritants can lead to the
skin to become dry, thicken and scaly. An acute reaction gives rise to rashes
and sometimes, small fluid filled blisters.
Visit the
Environmental Working Group database for more information on ingredients in
hair and skin care products: http://www.cosmeticsdatabase.com/research
Homemade dandruff recipes:
An anti-dandruff
conditioner:
(To be continued)
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