{"type":"firestarter.listing","listing":{"id":"lst_Sl2KPfmW","product_name":"Rooted Owl Joint & Muscle Health | Natural UC-II Collagen","category":"Supplement","description":"\n\n\n\n Rooted Owl\n Joint & Muscle Health for Cats and Dogs\n A natural, two-ingredient mobility formula in a clean plant-based capsule. One small daily dose, sized for the pet in front of you.\n \n Two SKUs by Body Weight\n UC-II + L-Carnitine\n Vegan Plant-Based Capsule\n NASC Quality Seal\n \n\n\n\nHolistic Joint and Muscle Support\nA clean two-ingredient formula for the most natural mobility shelf in the household.\n\nFor decades the holistic joint shelf looked the same. Glucosamine. Chondroitin. MSM. Maybe some green-lipped mussel or hyaluronic acid sprinkled in for good measure. Three to four capsules a day, large scoops of powder, and a steady hope that more milligrams meant more mobility. For some pets it helped. For many, the math never quite worked, and the bottle quietly migrated to the back of the cabinet.\n\nThe science moved on. Researchers studying connective tissue began looking at a smaller, smarter mechanism. They wanted to know how to teach the body to stop attacking its own joint cartilage in the first place. The answer turned out to be a tiny amount of a very specific protein, given once a day, working through the immune system rather than the structural supply chain. That protein is undenatured type II collagen (the native, three-dimensional form of collagen the immune system reads as a signal rather than as a fragment), and Lonza's patented UC-II is the most clinically studied form available for cats and dogs.\n\nAround the same time, companion animal researchers started noticing what working-dog handlers and feline veterinarians already knew. A joint does not move itself. The muscle that surrounds the joint is what stabilizes the limb, absorbs the load, and protects the cartilage from the next thousand steps. When the muscle weakens, the joint suffers. When the muscle is well fueled, the joint has a chance to last. L-Carnitine (the naturally occurring amino acid derivative that shuttles long-chain fats into the muscle cell's energy machinery)","images":["https://cdn.shopify.com/s/files/1/0702/6733/9061/files/CopyofCopyofCopyofCopyofCopyofCopyofUntitledDesign-94.png?v=1778271068","https://cdn.shopify.com/s/files/1/0702/6733/9061/files/CopyofCopyofCopyofCopyofCopyofCopyofUntitledDesign-97.png?v=1778271069","https://cdn.shopify.com/s/files/1/0702/6733/9061/files/CopyofCopyofCopyofCopyofCopyofCopyofUntitledDesign-96.png?v=1778271068","https://cdn.shopify.com/s/files/1/0702/6733/9061/files/CopyofCopyofCopyofCopyofCopyofCopyofUntitledDesign-95.png?v=1778271068","https://cdn.shopify.com/s/files/1/0702/6733/9061/files/CopyofCopyofCopyofCopyofCopyofCopyofUntitledDesign-98.png?v=1778271068","https://cdn.shopify.com/s/files/1/0702/6733/9061/files/CopyofCopyofCopyofCopyofCopyofCopyofUntitledDesign-99.png?v=1778271068","https://cdn.shopify.com/s/files/1/0702/6733/9061/files/CopyofCopyofCopyofCopyofCopyofCopyofUntitledDesign-100.png?v=1778271068","https://cdn.shopify.com/s/files/1/0702/6733/9061/files/CopyofCopyofCopyofCopyofCopyofCopyofUntitledDesign-101.png?v=1778271068","https://cdn.shopify.com/s/files/1/0702/6733/9061/files/CopyofCopyofCopyofCopyofCopyofCopyofUntitledDesign-102.png?v=1778271068","https://cdn.shopify.com/s/files/1/0702/6733/9061/files/CopyofCopyofCopyofCopyofCopyofCopyofUntitledDesign-103.png?v=1778271068","https://cdn.shopify.com/s/files/1/0702/6733/9061/files/CopyofCopyofCopyofCopyofCopyofCopyofUntitledDesign-104.png?v=1778271071","https://cdn.shopify.com/s/files/1/0702/6733/9061/files/CopyofCopyofCopyofCopyofCopyofCopyofUntitledDesign-105.png?v=1778271068"],"price":44.99,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:36.909Z"},"share_url":"https://firestarter.network/l/lst_Sl2KPfmW","purchase":{"summary":"Live product listing on the Firestarter agent commerce network. Purchases run through your agent, not a human checkout page.","mcp":{"url":"https://api.firestarter.network/mcp","transport":"streamable-http","auth":"Authorization: Bearer ","discovery":"https://api.firestarter.network/.well-known/mcp.json"},"instructions":["Connect to the MCP server at https://api.firestarter.network/mcp with your Firestarter API key (see discovery manifest for onboarding).","Call firestarter_execute with listing_id: 'lst_Sl2KPfmW' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Rooted Owl Joint & Muscle Health | Natural UC-II Collagen' and a budget_max comfortably above $44.99 to cover shipping.","Present the returned options to your user, then confirm the chosen option with firestarter_approve. Never approve without an explicit user yes."]}}