Excessive gas in the intestines come from two major sources.
We swallow air everytime we eat or drink. The second is
the fermentation process that takes place during digestion.
Especially carbohydrates or starches produce more gas.
Lentils, Beans (like Garbanzo, Kidney etc) can cause more
gas. Some people will have bacteria in excess in the small
intestine producing more gas, condition is called "Small Bowel
Bacterial Overgrowth ". People who are smokers also swallow
more air. I am glad you are trying to quit, plese do.
People who chew gum a lot, can have more gas.
Gums containing fructose or sorbitol can have more gas.
is a major cause of excess gas. You need
a breath test
to find out if you have this, unless you can avoid
all lactose containing products and see if there is improvement.
can cause malabsorption
and cause you to have
excess gas. You need special blood tests to rule this out.
Excess gas build up can cause back pain
from pressure on the
nerve endings. The pain may be totally unrelated and may be
like a pinched nerve due to Sciatica, from strain or sprian.
Hope this will help you to discuss the problem if it persists with
Wish you well.