{"product_id":"60-day-peptide-collagen-serum","title":"60-Day Peptide Collagen Serum","description":"\u003cp\u003eAfter 25, collagen declines roughly 1% per year — and the signs that follow (hollowing, creasing, reduced bounce) are structural, not surface. This serum targets the dermal layer where collagen is synthesised.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePalmitoyl Tripeptide-5 signals fibroblasts to increase collagen output\u003c\/li\u003e\n\u003cli\u003eCopper Proline Lysine Complex delivers direct amino acid building blocks for collagen\u003c\/li\u003e\n\u003cli\u003eSodium Ascorbyl Phosphate stabilises new collagen against UV and free-radical breakdown\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor skin over 40 showing visible loss of firmness, elasticity, or deepening expression lines.\u003c\/p\u003e","brand":"Onsen Secret","offers":[{"title":"20ml","offer_id":43657405104191,"sku":"OS-CBS20-R","price":72.0,"currency_code":"USD","in_stock":true},{"title":"30ml","offer_id":43657405136959,"sku":"OS-CBS30-R","price":109.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/4209\/9775\/files\/Collagen_Boosting_Serum.png?v=1785514530","url":"https:\/\/store.bamboospasf.com\/products\/60-day-peptide-collagen-serum","provider":"Bamboo Spa • San Francisco","version":"1.0","type":"link"}