9 Main Causes For Slow Hair Growth
Genetics: Inherited traits can affect hair growth rate and thickness.
Nutrient deficiencies: Low levels of zinc, iron, and vitamin D are the most commonTrusted Source nutritional deficiencies linked to hair loss.
Hormonal Imbalance: Thyroid disorders, hormonal changes during menopause or pregnancy.
Stress: Prolonged stress can cause hair growth slowdown.
Hairstyling and Grooming: Excessive heat styling, tight hairstyles, and rough handling.
Scalp Conditions: Dandruff, eczema, psoriasis, and folliculitis.
Medications May Impact Hair Growth: Slow hair growth or hair loss is a common side effect of a number of medications.
Aging: Hair growth slows down with age due to reduced cell division.
Poor Diet: Consuming unhealthy foods, lack of hydration, and inadequate protein intake.