Abstract: The relation bettween γ-glutamyl transpeptidases and the greening of garlic puree was studied in the article.The presence and absence of γ-glutamyl transpeptidases in sprouted and dormant garlic bulbs were determined,together with the activity study of γ-glutamyl transpeptidases in storing garlic at different temperatures.A preparation of γ-glutamyl transpeptidases from garlic in germinating caused the formation of a green pigment in garlic puree.γ-glutamyl transeptidases was necessary for pigment formation.

Key words: Garlic puree , γ-glutamyl transpeptidases , Greening