- Since 1972, Zwitsal has been trusted to accompany the cheerful journey of Mother with Little One. The Zwitsal baby care product range has been tested Hypo-Allergenic, so it can be used even for sensitive baby skin. Its gentle formula is specially formulated for baby's skin, so it can be used from day one. Zwitsal's signature soft fragrance accompanies Mother's moments with Little One. Trusted to accompany the joy of mother's journey with the little one. Proven to be tested hypoallergenic.