M M/MARS, INC. 5 oz V-DOVE JEWELS VALENTINE *

I couldn't find specific information on the barcode 40000164739 associated with M&M's, INC. (5 oz) V-DOVE JEWELS VALENTINE*. The reason is that I couldn't verify the barcode as a valid and recognized code.

However, I can suggest some possible explanations:

1. The barcode might be incorrect or illegible.
2. The product might not exist or has been discontinued.
3. The barcode might belong to a different product or manufacturer.

According to my research, Dove jewelry is a product line by Unilever, and Valentine's Day-themed packaging is common for this product. However, I couldn't find any information on a specific 5 oz V-Dove Jewel Valentine's Day pack with the mentioned barcode.

As for prices, it's difficult to provide an exact price without further verification of the product's existence. However, according to Unilever's website, Dove jewelry bars typically range from $0.50 to $2.00 per piece, depending on the location and retailer.

There are no significant health-related concerns or warnings associated with Dove jewelry bars in general. However, as with any confectionery product, there may be concerns related to sugar content, artificial flavors, and food allergies.