An apple a day keeps the doctor away---False
A medium sized apple supplies only 10mg of vitamin C compared with about 50mg in an orange. Apart from 12g of sugar (45 calories), apple have little else other than about 2g. of dietary fiber.

Large doses of vitamin C prevents cold----Probably False
A few experiments have showed that 1 or 2g. a day seems to reduce colds. But most experiments have failed to show any effect.

Brown bread is more nutritious than white-----True
Wholemeal bread made from the whole wheat grain contains a lot more iron, vitamin B1, and other vitamins, and more dietary fiber, than white bread. Brown breads are in between. 

Fish is good for the brain----False
Unfortunately no food is good for the brain.

Meat is essential for strength---False
There are large number of healthy vegetarians----and even vegetarians, who eat no animal foods at all.

Honey is especially good for you---False
Honey is only fructose (fruit sugar), glucose (grape sugar) and water, with vitamins present in such a small amounts that they make no worthwhile contribution to the diet.

Jam made in copper pans is better than jam made in stainless steel----False
Copper completely destroys all the vitamin C in the fruit while jam made in stainless steel retains a little vitamin C. 

Margarine is not as nutritious as butter----False
Margarine has as much vitamin A and vitamin D as the butter. In addition, special margarines are made from polyunsaturated fats and so may be better than butter at keeping down cholesterol level.

Fat children become fat adults----Probably true
Less than 10 per cent of school children are overweight compared with about 30 per cent of adults, so a fat child might become a fat adult. Many people are fat because they have low metabolic rate and so need fewer calories. They get fat on the average diet. A child who is fat because he eats excessively will not be fat when he grow up unless he continues eating excessively.

Brown eggs are more nutritious than white----false
The color of the shell is a characteristic of the breed of chicken and nothing to do with nutritive value.

Beans cause flatulence----True
Normally people produce about 100 ml of gas each hour. Only when more is produced do they complain. Beans and peas contain certain sugars which the body cannot digest, so the sugars pass down the intestine where they feed the bacteria which produce methane, hydrogen and carbon dioxide.

Eggs should be avoided because they are rich in cholesterol---- False
Cholesterol in foods does not have much effect on the levels in the blood because cholesterol is formed in the body. It is true that eggs are a rich source of cholesterol, so it is generally considered wise to keep the number down.

Drinks are not fattening----False
Certainly black tea and black coffee do not provide any calories so they are not fattening. But when you add milk and sugar then they provide calories. Alcohol has many calories.

Spinach is especially rich in iron----False
It contains no more iron than any other leafy vegetables.

You must not mix protein, fat and carbohydrates because they are digested by different enzymes---False
They are digested by different kinds of enzymes, but the stomach and small intestine produce them at the same time. There are hardly any foods which are not mixtures of protein, fat and carbohydrates. 

Carrots make you see better in the dark----Partly true
If you are short of vitamin A, you cannot see in dim light, an ailment called night blindness. In that case carrots will cure you as they are rich in carotene.

Extra vitamins will lengthen your life---False
Once you have enough to maintain health, there is no benefit in having more.

Cooking in aluminum pans is harmful----False
If any aluminum does dissolve from the pan into the food it is very much less than the amount you would get in a stomach powder containing aluminum hydroxide.

Vitamin E increases your sex drive----False
A shortage of vitamin E causes different disorders in different animals. Only in rats and mice does a shortage lead to sterility----not in human beings. It has no connection at all with sex drive. 

Dark green vegetables are better than light-colored----True
Dark green vegetables contain more carotene, more iron and more folic acid.

Red wine gives you a headache---True for some people
Red wine ----more so than white wine---has naturally occurring chemicals which do cause headache in some people.

All refined and processed foods are junk---False
Refined food certainly have had some of the nutrients removed. The term mostly applies to white flour. Processed foods, however, are any foods which have been treated after harvesting, such as frozen vegetables or canned meat.

Lemon juice or vinegar is good for slimming---False
There is an old tale that they shrink the stomach, but it is untrue.