diff --git a/packages/medusa/src/api/routes/admin/products/delete-option.js b/packages/medusa/src/api/routes/admin/products/delete-option.js
index 5ee09ee263..7e450bcd24 100644
--- a/packages/medusa/src/api/routes/admin/products/delete-option.js
+++ b/packages/medusa/src/api/routes/admin/products/delete-option.js
@@ -3,11 +3,26 @@ export default async (req, res) => {
 
   try {
     const productService = req.scope.resolve("productService")
-    await productService.deleteOption(id, option_id)
+    const product = await productService.deleteOption(id, option_id)
+    const data = await productService.decorate(
+      product,
+      [
+        "title",
+        "description",
+        "tags",
+        "handle",
+        "images",
+        "options",
+        "published",
+      ],
+      ["variants"]
+    )
+
     res.json({
       option_id,
       object: "option",
       deleted: true,
+      product: data,
     })
   } catch (err) {
     throw err
diff --git a/packages/medusa/src/api/routes/admin/products/delete-variant.js b/packages/medusa/src/api/routes/admin/products/delete-variant.js
index 99cbcf2ed2..6b27d24e8b 100644
--- a/packages/medusa/src/api/routes/admin/products/delete-variant.js
+++ b/packages/medusa/src/api/routes/admin/products/delete-variant.js
@@ -11,14 +11,14 @@ export default async (req, res) => {
       "handle",
       "images",
       "options",
-      "variants",
       "published",
-    ])
+    ], ["variants"])
 
     res.json({
       variant_id,
       object: "product-variant",
       deleted: true,
+      product: data,
     })
   } catch (err) {
     throw err
diff --git a/packages/medusa/src/api/routes/admin/products/update-product.js b/packages/medusa/src/api/routes/admin/products/update-product.js
index 204ad07ce4..9ad7fbf188 100644
--- a/packages/medusa/src/api/routes/admin/products/update-product.js
+++ b/packages/medusa/src/api/routes/admin/products/update-product.js
@@ -12,7 +12,32 @@ export default async (req, res) => {
       .items(Validator.string())
       .optional(),
     variants: Validator.array()
-      .items(Validator.string())
+      .items({
+        _id: Validator.string(),
+        title: Validator.string().optional(),
+        sku: Validator.string().optional(),
+        ean: Validator.string().optional(),
+        prices: Validator.array().items(
+          Validator.object()
+            .keys({
+              region_id: Validator.string(),
+              currency_code: Validator.string(),
+              amount: Validator.number().required(),
+            })
+            .xor("region_id", "currency_code")
+        ),
+        options: Validator.array().items({
+          option_id: Validator.objectId().required(),
+          value: Validator.alternatives(
+            Validator.string(),
+            Validator.number()
+          ).required(),
+        }),
+        inventory_quantity: Validator.number().optional(),
+        allow_backorder: Validator.boolean().optional(),
+        manage_inventory: Validator.boolean().optional(),
+        metadata: Validator.object().optional(),
+      })
       .optional(),
     metadata: Validator.object().optional(),
   })
@@ -27,15 +52,19 @@ export default async (req, res) => {
     const oldProduct = await productService.retrieve(id)
     await productService.update(oldProduct._id, value)
     let newProduct = await productService.retrieve(oldProduct._id)
-    newProduct = await productService.decorate(newProduct, [
-      "title",
-      "description",
-      "tags",
-      "handle",
-      "images",
-      "options",
-      "published",
-    ], ["variants"])
+    newProduct = await productService.decorate(
+      newProduct,
+      [
+        "title",
+        "description",
+        "tags",
+        "handle",
+        "images",
+        "options",
+        "published",
+      ],
+      ["variants"]
+    )
     res.json({ product: newProduct })
   } catch (err) {
     throw err
diff --git a/packages/medusa/src/api/routes/admin/products/update-variant.js b/packages/medusa/src/api/routes/admin/products/update-variant.js
index b25f4d5db2..cc8a23e2a2 100644
--- a/packages/medusa/src/api/routes/admin/products/update-variant.js
+++ b/packages/medusa/src/api/routes/admin/products/update-variant.js
@@ -5,6 +5,8 @@ export default async (req, res) => {
   const { id, variant_id } = req.params
   const schema = Validator.object().keys({
     title: Validator.string().optional(),
+    sku: Validator.string(),
+    ean: Validator.string(),
     prices: Validator.array().items(
       Validator.object()
         .keys({
diff --git a/packages/medusa/src/services/product.js b/packages/medusa/src/services/product.js
index bf999adbcc..06c18bfe47 100644
--- a/packages/medusa/src/services/product.js
+++ b/packages/medusa/src/services/product.js
@@ -119,7 +119,7 @@ class ProductService extends BaseService {
    * @param {object} update - an object with the update values.
    * @return {Promise} resolves to the update result.
    */
-  update(productId, update) {
+  async update(productId, update) {
     const validatedId = this.validateId_(productId)
 
     if (update.metadata) {
@@ -130,10 +130,51 @@ class ProductService extends BaseService {
     }
 
     if (update.variants) {
-      throw new MedusaError(
-        MedusaError.Types.INVALID_DATA,
-        "Use addVariant, reorderVariants, removeVariant to update Product Variants"
+      update.variants = await Promise.all(
+        update.variants.map(async variant => {
+          if (variant._id) {
+            if (variant.prices && variant.prices.length) {
+              for (const price of variant.prices) {
+                if (price.region_id) {
+                  await this.productVariantService_.setRegionPrice(
+                    variant._id,
+                    price.region_id,
+                    price.amount
+                  )
+                } else {
+                  await this.productVariantService_.setCurrencyPrice(
+                    variant._id,
+                    price.currency_code,
+                    price.amount
+                  )
+                }
+              }
+            }
+
+            if (variant.options && variant.options.length) {
+              for (const option of variant.options) {
+                await this.updateOptionValue(
+                  productId,
+                  variant._id,
+                  option.option_id,
+                  option.value
+                )
+              }
+            }
+
+            delete variant.prices
+            delete variant.options
+
+            if (!_.isEmpty(variant)) {
+              await this.productVariantService_.update(variant._id, variant)
+            }
+          } else {
+            await this.createVariant(productId, variant).then(res => res._id)
+          }
+        })
       )
+
+      delete update.variants
     }
 
     return this.productModel_