The invention discloses skin allergy relieving liquid and a preparation method and application for the skin allergy relieving liquid, and belongs to the field of cosmetics. The skin allergy relieving liquid is made from six types of plant materials including total chrysanthemum indicum plants, wild hedera helix stems/leaves, witch hazel stems/leaves, chamomile flowers/leaves, golden camellia leaves and kalanchoe pinnata stems/leaves. The preparation method includes steps of cleaning, grinding, extraction by the aid of hot water, adsorption by the aid of kaolin, still standing, pressure filtration, ultra filtration and the like so as to obtain refined complex extract. The skin allergy relieving liquid, the preparation method and the application have the advantages that the skin allergy relieving liquid is a pure-plant preparation and is unique in formulation, synergistic effects can be realized by beneficial factors in the six types of plant materials, accordingly, immune functions of human bodies can be effectively regulated, the microvascular circulation of the skins of the human bodies can be improved, inflammation diminishing and itching relieving effects can be realized, the metabolism of the skins of the human bodies can be promoted, allergic sources can be inhibited and eliminated, and allergic reaction can be relieved; the skin allergy relieving liquid is simple in production process, high in operability and convenient to use, not only can be used as spray, but also can be used as emulsion to be directly applied to the skins of the human bodies.