Active ingredient

{
  "id": "MLC-T-CHM-000185",
  "term": "Active ingredient",
  "field": "Chemistry",
  "definition": "The component of a pharmaceutical drug, pesticide, or other chemical product that is biologically active and responsible for its intended effect. This substance directly interacts with biological systems to produce a desired outcome. In pharmaceuticals, the active ingredient is also known as the active pharmaceutical ingredient (API).",
  "subject": "Chemistry and Human Health",
  "see_also": [
    "inert ingredient"
  ],
  "references": [
    "PAC, 2007, 79, 1153. 'Glossary of terms used in toxicology, 2nd edition (IUPAC Recommendations 2007)' on page 1159 (https://doi.org/10.1351/pac200779071153)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/active-ingredient/"
}