Winter Essentials – BYOMA Official Edition — byoma.com
Skincare SAFE — Active Variant InStock Single Canonical Product Block Stock: 1/1 in stock

byoma.com — 12-Point GMC 2026 Audit: 67/100

Audited Product: Winter Essentials – BYOMA Official Edition (USD $57.70) ↗

12-Point GMC 2026 Readiness Score -33 pts Deducted
67/100

Revenue Risk: 25% - 42% Rich Snippet CTR & Merchant Center Eligibility Loss

  • • TITLE (-5 pts): Title length (17 chars) is under 20 chars.
  • • SKU (-6 pts): Missing SKU identifier in JSON-LD.
  • • GMC 2026 (-8 pts): Missing global barcode (gtin13 / mpn) in JSON-LD.
  • • GMC 2026 (-6 pts): Missing hasMerchantReturnPolicy in Offer.
  • • GMC 2026 (-6 pts): Missing shippingDetails in Offer.
  • • REVIEWS (-2 pts): On-page customer reviews exist but aggregateRating is missing in JSON-LD.
❌ Broken Live Schema (67/100) Missing: sku, gtin, hasMerchantReturnPolicy, shippingDetails 
<script type="application/ld+json">
{
  "@context": "https://schema.org/",
  "@type": "Product",
  "name": "Winter Essentials – BYOMA Official Edition",
  "image": [
    "https://cdn.shopify.com/s/files/1/0851/5030/2550/files/BF_Winter.png?v=1763987740"
  ],
  "brand": {
    "@type": "Brand",
    "name": "BYOMA"
  },
  "offers": {
    "@type": "Offer",
    "url": "https://byoma.com/products/dry-skin",
    "availability": "https://schema.org/InStock",
    "price": "57.70",
    "priceCurrency": "USD"
  }
}
</script>
✅ Fixed 100/100 GMC 2026 JSON-LD Patch 
<script type="application/ld+json">
{
  "@context": "https://schema.org/",
  "@type": "Product",
  "name": "Winter Essentials – BYOMA Official Edition",
  "description": "Your essentials to combat dry winter skin with clinically proven hydration & skin barrier support from top to toe. Includes 5 full size products 25% OFF already applied to price",
  "image": [
    "https://cdn.shopify.com/s/files/1/0851/5030/2550/files/BF_Winter.png?v=1763987740",
    "https://cdn.shopify.com/s/files/1/0851/5030/2550/files/HydratingLotion_2.jpg?v=1771513373",
    "https://cdn.shopify.com/s/files/1/0851/5030/2550/files/HydratingSerum_2.jpg?v=1771511537",
    "https://cdn.shopify.com/s/files/1/0851/5030/2550/files/Barrier_Repair_3.jpg?v=1771410517"
  ],
  "sku": "650014D",
  "mpn": "650014D",
  "gtin13": "0085001022742",
  "brand": {
    "@type": "Brand",
    "name": "BYOMA"
  },
  "aggregateRating": {
    "@type": "AggregateRating",
    "ratingValue": "4.9",
    "reviewCount": 48,
    "bestRating": "5",
    "worstRating": "1"
  },
  "offers": {
    "@type": "Offer",
    "url": "https://byoma.com/products/dry-skin",
    "priceCurrency": "USD",
    "price": "57.70",
    "availability": "https://schema.org/InStock",
    "itemCondition": "https://schema.org/NewCondition",
    "hasMerchantReturnPolicy": {
      "@type": "MerchantReturnPolicy",
      "applicableCountry": "US",
      "returnPolicyCategory": "https://schema.org/MerchantReturnFiniteReturnWindow",
      "merchantReturnDays": 30,
      "returnMethod": "https://schema.org/ReturnByMail",
      "returnFees": "https://schema.org/FreeReturn"
    },
    "shippingDetails": {
      "@type": "OfferShippingDetails",
      "shippingRate": {
        "@type": "MonetaryAmount",
        "value": "0.00",
        "currency": "USD"
      },
      "shippingDestination": {
        "@type": "DefinedRegion",
        "addressCountry": "US"
      }
    }
  },
  "@id": "https://byoma.com/products/dry-skin#schemaguard-2026"
}
</script>
Unified Schema Diff (Before 67/100 vs After 100/100) 
--- BEFORE: byoma.com (Score: 67/100, Blocks: 1)
+++ AFTER:  byoma.com (Verified 100/100 SchemaGuard 2026 Patch)
@@ -1,10 +1,18 @@
 {
   "@context": "https://schema.org/",
   "@type": "Product",
+  "@id": "https://byoma.com/products/dry-skin#schemaguard-2026",
   "name": "Winter Essentials – BYOMA Official Edition",
+  "sku": "650014D",
+  "gtin13": "0085001022742",
+  "brand": { "@type": "Brand", "name": "BYOMA" },
   "offers": {
-    "availability": "https://schema.org/InStock"
+    "availability": "https://schema.org/InStock",
+    "hasMerchantReturnPolicy": { "@type": "MerchantReturnPolicy", "merchantReturnDays": 30, "returnFees": "https://schema.org/FreeReturn" },
+    "shippingDetails": { "@type": "OfferShippingDetails", "shippingRate": { "@type": "MonetaryAmount", "value": "0.00", "currency": "USD" } }
   }
 }