CELSUGAR is a natural activator designed for enhancing root yield and sucrose production in different sugar beet, sugarcane, tomato, melon etc. CELSUGAR includes ATCA, a natural component derived from L-cysteine, which is a natural activator of the biochemical plant functions. It stimulates and increases plant resistance against adverse conditions as drought stress, cold stress or pest attacks by the stimulation of glutathione production a key natural antioxidant peptide in living systems.