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Last updated January 21, 2026
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Acidic microencapsulated spore suspension: Procter & GambleRecent Research Landscape

Engineering the chemical stability of microbial spores within a low-pH surfactant matrix via microencapsulation. This enables the delivery of viable biological agents in harsh liquid laundry environments.

What technical problems is Procter & Gamble addressing in Acidic microencapsulated spore suspension?

Microbial spore instability

(12)evidences

Spore-based additives in liquid detergents often suffer from unintended activation or degradation in chemically active environments. Maintaining dormancy in acidic aqueous conditions ensures long-term shelf stability and targeted release during use.

Premature spore germination instability

(7)evidences

The primary challenge is maintaining spores in a dormant yet viable state within harsh chemical environments until activation is required. Preventing premature germination or degradation ensures long-term cleaning efficacy.