While dishwashing liquid may technically be used to wash long hair, it is not recommended. Dishwashing liquid is specifically formulated to remove grease and tough stains from dishes, not for use on human hair. Using it as a substitute for regular shampoo can have negative effects on your hair and scalp.
Here are some reasons why using dishwashing liquid on hair is not advisable:
Harsh chemicals: Dishwashing liquid contains strong chemicals and detergents that can strip your hair of its natural oils, leading to dryness, frizz, and potential damage.
Scalp irritation: The ingredients in dishwashing liquid may be too harsh for the sensitive skin on your scalp, leading to irritation, itchiness, and redness.
Lack of conditioning agents: Dishwashing liquid does not contain the conditioning agents that regular shampoos have. These conditioning agents help to keep hair smooth, moisturized, and manageable.
pH balance: Human hair and the scalp have a slightly acidic pH, whereas dishwashing liquid is typically alkaline. Using an alkaline product on your hair can disrupt its natural pH balance, making it more prone to damage and dryness.
Instead of using dishwashing liquid, it's best to stick to hair care products specifically designed for human hair. Regular shampoos are formulated to cleanse the hair and scalp effectively without causing damage or irritation. Look for shampoos that suit your hair type and address any specific concerns you may have, such as dryness, oiliness, or dandruff.
If you run out of shampoo and need a quick solution, consider using a gentle soap or a mild baby shampoo as a temporary substitute until you can get proper hair care products. Always follow up with a conditioner to keep your hair soft and manageable.