Yes. It is part of the law today.
All manufactured foods in the US are required to list their ingredients. If a food is dyed, it will contain ingredients like "caramel color" or "blue lake". Anything with ingredients "color" or "lake" is dyed.
You should find a list of ingredients on all food packages. The only exception would be homemade foods packaged by home bakers.
All products on the market are required to list the ingredients on the labels. Herbal Essences shampoo has the ingredients listed on the back of the bottle.
All you have to do is carefully read the list of ingredients. By law, they have to list all of the ingredients.
Like all living things, nutrients are required for survival. (Survival is the prime directive, and after that reproduction is next on the "to do" list, for all living things.)
juice
http://www.mnstatefair.org/2006_pdf/06_All_foods.pdf Check it out, it has a lot of foods.
All processed foods have labels that contain the ingredients. Read the label.
lowcarbdiets.about.com has a comprehensive list of low carb diet foods. As you can see, fruits, vegetables and grains are top of the list as they are all low carb options.
This is because if any one has a reaction to the ingredients and the company did not show the ingredients on the packet they could get fined. or they would lose lots of money.
Food manufacturers are required to list all ingredients in the food on the label. On a product label, the ingredients are listed in order of predominance, with the ingredients used in the greatest amount first, followed in descending order by those in smaller amounts. The label must list the names of any FDA-certified color additives (e.g., FD&C Blue No. 1 or the abbreviated name, Blue 1). But some ingredients can be listed collectively as "flavors," "spices," "artificial flavoring," or in the case of color additives exempt from certification, "artificial colors", without naming each one. Declaration of an allergenic ingredient in a collective or single color, flavor, or spice could be accomplished by simply naming the allergenic ingredient in the ingredient list. Ingredients are usually listed in descending order. This is called QUID. It is common to list the percentages of the major components and list minor components without percentages. Compound ingredients should also be broken down with components in brackets.
All foods and drinks, except for water, have calories in them.