Frizzy hair is caused by Constipation, High Protein Diet, Keto Diet, Crash Dieting, Stress, Sleep disturbances, Being awake beyond midnight, Smoking, Alcohol Varying Scalp products, Poor Scalp care.
Follow a balanced diet, regular oil, regular shampoo, 6 hours of sleep, exercise, relaxation to counter stress, avoid constipation, and follow a healthy lifestyle to avoid frizzy hair.