What are the Google Shopping Feed requirements?

ID

Required
Product’s unique identifier

• Using a unique value for every single product. If possible using the SKU of the company.
•  Keep the ID the same when updating the data.
•  Use only valid Unicode characters. Avoid invalid characters such as power, feature, or private area characters.
•  Use the same identity for the same product in different countries or languages

Title

Required
Product’s name

• Exactly identify your product and suit the title from your landing page.
•  Do not include promotional text in all capital letters.
• For variants: Provide a distinguishing feature such as colour or size.
• For mobile devices: Provide "with contract" when sold with a contract 
• For the United States: Include "with payment schedule" when sold in instalments
• For Russia: For books and other data items, provide the age rating at the start of the title

Description

Required
Your product’s description

• Describe your product accurately and suit the description on your landing page.
• Don't include promotional text in all capital letters.
• Provide just product details. Do not include links to your shop, sales statistics, competitor data, other products or accessories.
• Use line breaks, lists, or italics to format your description

Link

Required
Your product’s landing page

• A Verified domain name should be used.
• Start with https or https.
• Use an encoded URL that complies with RFC 2396 or RFC 1738. For example, a comma would be mentioned as "%2C"
• Don't link to an interstitial page unless legally required

Image_Link

Required
The URL of your product’s main image

• For the image URL: The main image of the product should be linked. Use http or https. Use encoded URL. The URL can be crawled by Google 
• For the image: Display the product you are selling correctly.Use approved format: non-animated GIF(.gif), JPEG (.jpg/.jpeg), PNG(.png), BMP (.bmp), and TIFF(.tif/.tiff)
• For fashion goods: Use an image of at least 100x 100 pixels, use an image of at least 250x 250 pixels. Do not submit an image larger than 64 megapixels or a file greater than 16 MB. Do not scale up a picture or submit a thumbnail. Do not include advertising text, watermarks or borders. Do not submit a prototype or a generic picture Exceptions.

Availability

Required
Your product's availability

• Precisely submit the product's availability after matching the availability.

Price

Required 
Your product’s price

• Precisely submit the product's availability after matching the availability.
• Include the price prominently in the currency of the country of sale and in a place that is easy to find.
• Ensure that the product can be purchased online for the price you have submitted.
• Make sure that user in the country of sale can buy the product without paying for a membership in the submitted price. 
• For products sold in bulk, bundles or multipacks- Submit the total price of the minimum purchase quantity, bundle or multipack 
• For the US and Canada: Do not include tax in the price.
•  The value added tax (VAT) or goods and services tax (GST) should be added in the price.
•  See unit price measure and installment attributes for additional options to submit price-related information.

Brand

Product’s brand name is required except movies, books, and musical recording brands)

• Provide the brand name of the product generally accepted by consumers.
•  Only provide your store name as a brand if you manufacture the product or that your product falls within the generic brand category. For example, if you sell white-label products or custom jewellery, you could use your store name as a brand name.
• If the product does not have a brand name, submit the name of the manufacturer or supplier under the Brand Attribute.
• Do not submit values such as N / A, Generic, No brand, or Does not exist.
• For compatible products: submit a GTIN and a brand from the manufacturer that built the compatible product.

Gtin

Your product’s Global Trade Item Number (GTIN) is required

• Exclude space and dash. Only submit valid GTINs as defined in the official GS1 validation guide, the checksum digit is present and correct.
• For compatible products: submit a GTIN and a brand from the manufacturer who built a compatible product.
•  Don't indicate to the Original Equipment Manufacturer (OEM) brand that your product is compatible with or a replica of the OEM brand product.
• For multipacks: use the product identifiers that relate to a multipack.
• For bundles: Use product identifiers for the main product in the bundle
•  If you offer customization, engraving or other customization of the product assigned to GTIN by the manufacturer: submit GTIN and use the is bundle attribute to let us know that the product includes customization.

Additional_image_link

Optional
Mention the URL of an additional image for your product

• Include the product staging and product in use image.
• Graphics or illustrations can be included 

Mobile_link

Optional
Your product’s mobile-optimized landing page when you have a different URL for mobile and desktop traffic

• Meet the requirements for the link attribute

Availability_date

Optional
The date a pre-ordered product becomes available for delivery

• Use this attribute if you submit availability as a pre-order

Cost_of_goods_sold

Optional 

Costs associated with the sale of a particular item as defined in the accounting convention you have established. These costs may include material, labour, freight, or other overhead costs. By submitting COGS to your products, you will gain insight into other measures, such as your gross margin and the amount of revenue generated by your Shopping Ads.

Expiration_date

Optional 
The date that your product should stop showing

• Use a date less than 30 days in the future

Sale_price

Optional 
Show product's sale price

• Meet the price attribute requirement.
• Please submit the sale price in addition to the price attribute with the non-sale price.
• Precisely submit the sale price of the product and match the sale price on your landing page.

Sale_price_effective_date

Optional 
The date range during which the product’s sale_​price applies

• Use the sale price
•  If you do not submit sale price effective date, the sale price will always apply 
• Use the start date before the end date.

Google_product_category

Optional 
Google-defined product category for your product

• Include only 1 category.
• Include a specific category for certain products: alcoholic beverages must be submitted in one of the following categories: Food, Beverages & Tobacco > Beverages > Alcoholic Beverages or any of its subcategories.
• Mobile devices sold under a contract must be submitted as Electronics > Communications> Telephony > Mobile Phones.