1. Nutrition / diet
Food such as walnuts, cola, milk, cheese, Fried foods and salt iodine has been implicated as triggers from acne vulgaris, however, the interrelationships between nutrition and the acne has not been definitively proved and are rarely supported by good analytical, epidemiological and therapeutic studies. On the other hand, recurrent acne as noted by Niemeier et al (2006) may be a sign of an eating disorder skin underneath.
2. Genetic
A genetic background is supported. The risk of acne vulgaris adult relatives of acne patients compared with patients without acne is much higher.
3. Hormones
Hormonal influences on acne vulgaris is indisputable as evidenced by the increased incidence of acne in teenage boys. premenstrual flare has also been recorded as a cause of acne.
4. Nicotine
Smoking has also been mentioned as a risk factor for acne vulgaris, however, there are conflicting data regarding the relationship between smoking and acne. Population-based studies have found links between the consumption of snuff and acne, while some others have not.
Important!
Contrary to the misconceptions of the young patients and sometimes their parents, acne is not bad behavior is not a disease of poor hygiene. also has nothing to do with the lack of cleanliness.