The 'best' natural shampoo depends on individual hair type and needs. Look for shampoos with plant-derived ingredients and positive reviews addressing your specific concerns like dryness, oiliness, or scalp sensitivity.

Finding a truly 100% natural shampoo is difficult due to processing and preservation needs. Aim for shampoos with a high percentage of natural ingredients and avoid harsh chemicals like sulfates, parabens, and artificial fragrances.

Shampoos with shorter ingredient lists featuring recognizable plant extracts, essential oils, and gentle cleansers are generally considered more natural. Research brands committed to transparency and eco-friendly practices.

The healthiest option varies, but generally, gentle, natural shampoos free of harsh chemicals are preferred. Consider co-washing (washing with conditioner only) or using diluted apple cider vinegar for a more natural cleansing approach, depending on your hair type.