Buffering Agents and Enzymatic Regulation Stabilize Acidogenesis in Two-Stage Anaerobic Digestion of Vegetable Waste

Researchers recently investigated methods to stabilize the acidogenesis phase during the two-stage anaerobic digestion of composite vegetable waste. The study, published in *Scientific Reports*, identifies how in situ buffering and enzymatic regulation influence the breakdown of organic matter, specifically addressing the common challenge of rapid acidification that can inhibit the digestion process.

The research team monitored the biochemical conversion of vegetable waste to determine how specific additives affect the stability of the system. By introducing buffering agents directly into the reactor, the scientists maintained a more consistent pH level, which prevented the accumulation of volatile fatty acids that typically disrupt microbial activity. Furthermore, the application of enzymatic regulation accelerated the hydrolysis of complex organic compounds, allowing for a more efficient transition between the acidogenic and methanogenic stages of digestion. The data indicates that these combined interventions improve the overall output of the anaerobic process while reducing the risk of system failure caused by sudden drops in acidity.

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Date: June 10, 2026

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GOAI