The invention discloses a Tibetan medicine whitening cream and a preparation method thereof. The Tibetan medicine whitening cream includes medicinal powder and a matrix, and the ratio of the medicinal powder to the matrix is 1:1-1.5; the medicinal powder includes bright salt, Tibetan madder, Tibetan Calamus, turmeric, frankincense, chamomile and centella asiatica, the mass ratio is 1:1:1:1:1:1:1; the base is vaseline; the preparation method of the Tibetan medicine whitening cream comprises the following steps , respectively coarsely crush and sieve bright salt, Tibetan madder, Tibetan calamus, turmeric and frankincense, crush and sieve, and mix to obtain a mixed medicinal powder; heat and melt the matrix, add it to the mixed medicinal powder to make an ointment; homogenize the ointment, After filling and full inspection, semi-finished products are formed, and semi-finished products are packaged into finished products. The Tibetan medicine whitening cream in the present invention has the effects of nourishing the skin, restoring skin elasticity and luster, improving dull and rough skin, whitening the skin, reducing pigmentation, and eliminating pregnancy spots and various stains. The dosage form is ointment, which is convenient to use ,Safe and effective.