Unfortunately neither colour nor turbidity are strong indicators of the overall chemical composition of water. However both colour and turbidity reduce the amount of light penetrating the water and can have significant impact on algae and macrophytes.
Wines range from 0 to about 220 grams per liter sugar, depending on the style. Dry wines can contain up to about 10 grams of sugar per bottle but still taste dry. Bone Dry <1 cal per glass. Dry 0-6 cal per glass.
Wine is Fine on a Low-Carb Diet. Wine isn't carb-free like hard liquor, but with less than 4 grams of carbs per 5-ounce serving, both red and white table wines make a low-carb choice. Not all wines are low-carb, however. Dessert wine, even in a small 3.5 ounce serving, makes a high-carb drink with 12 to 14 grams.