The present invention contains a culture of propionic acid bacteria, or DHNA or an analog thereof as an active ingredient, exhibits an intestinal regulating effect within 1 day after ingestion, and more markedly within 2 days after ingestion. Provided is an immediate-acting intestinal regulating agent that exhibits an intestinal effect. The present invention also provides a rapid-acting intestinal agent that contains a culture of propionic acid bacteria, or DHNA or an analog thereof as an active ingredient, and maintains the intestinal effect for 2 weeks after ingestion.本発明は、プロピオン酸菌の培養物、またはDHNAもしくはその類似体を有効成分として含み、摂取後から1日以内に、整腸効果を発現し、摂取後から２日以内に、さらに顕著な整腸効果を発現する即効性の整腸剤を提供する。本発明はまた、プロピオン酸菌の培養物、またはDHNAもしくはその類似体を有効成分として含み、摂取後から２週間にわたり、整腸効果を持続する即効性の整腸剤を提供する。
