Dr. Hauschka Hair Tonic 100ml balances and strengthens all scalp and hair conditions. The oil-free formulation of neem, nettle, birch bark, arnica and burdock root addresses a variety of hair and scalp needs. If hair is producing too much oil, this hair tonic has a normalising effect, thus preventing the formation of dandruff. With fine hair, the tonic provides more volume and strength.