When taking the wine bottle image / photograph, use a gray-card to ensure your white balance is as awesome. And, take the image in RAW format. You will be greatly rewarded for making the extra effort.
Tom Nelson is a product photographer that has specialized in wine photographs and bottle photography for over 10 years. As a commercial photographer, Tom's mission is to create the highest quality wine images for his wine industry clients. Tom also publishes a blog that provides wine industry news and instruction on bottle photography and glass photography.