CYCO Zyme, 20 LiterCYCO Platinum Series Zyme CYCO Platinum Series Zyme is an additive used throughout the vegetative and flowering periods of plant growth to aid in breaking down organic matter. CYCO Zyme breaks down organic matter into usable components, it also breaks down and cleans sources of decay and digests complex polysaccharides into simple sugars that are available for the plants immediate benefit. CYCO Zyme also contains trace amounts of nitrogen, phosphorus,