Aceite de Manzanilla (IPI) 500 mcg 25 ml is a chamomile oil preparation commonly used for its soothing, anti-inflammatory, and calming properties. It may be applied topically to relieve skin irritation, muscle pain, or minor wounds, or used in aromatherapy to promote relaxation and reduce stress. The "IPI" may refer to the manufacturer or formulation standard. Always follow usage instructions and consult a healthcare provider before use.