A major nutritional difference between margarine and butter is that since it's usually made from plant oils, not dairy, margarine can be vegan. Margarine was invented in the 19th century as a cheaper ...

and are labelled dairy-free or vegan. Others contain a mixture of animal and vegetable fats. Butter substitutes such as margarine and 'non-dairy spreads' vary in fat content, water content and ...

In reality, there’s no solid proof that replacing butter with margarine reduces heart attack or heart disease risk. But, it is still quite the popular spread, and the modern versions are usually ...