Free Nutrition Facts

Signs of a Vitamin B1 Deficiency

Dietary issues are responsible for vitamin B1 deficiencies. A vitamin B1 deficiency can have some very serious consequences.
The most common symptoms of a deficiency are cardiovascular diseases, abnormal muscle development, lung congestion, eye problems, general confusion and difficulty with walking. An infant of a breastfeeding mother who is deficient in the vitamin may lose their voice.

Vitamin B1 Excess

There are several health issues associated with taking in too much vitamin B1. Since B1 is a water-soluble vitamin, excess amounts are typically flushed out of the body naturally.
However, you may experience an upset stomach or skin irritation before the vitamin leaves your system.

Foods high in Vitamin B1

Yeast extract spread MORNINGSTAR FARMS Garden Veggie Patties, frozen, unprepared Cereals ready-to-eat, USDA Commodity Corn and Rice (includes all commodity brands)

More: Foods high in Vitamin B1

Foods low in Vitamin B1

Candies, marshmallows Butter oil, anhydrous Arrowroot flour

More: Foods low in Vitamin B1

How much vitamin B1 you should take depends on age.

Newborns under six months of age should take 0.2 milligrams.
Infants up to a year old should take 0.3 milligrams.
Children between one and three should take 0.5 milligrams.
Children between four and eight should take 0.6 milligrams.
Children between nine and 14 should take 0.9 milligrams.
Teens between the age of 14 and 18 should take 1.2 milligrams.
Adult men and women over the age of 19 should take 1.2 milligrams.
It is important to note that pregnant and breastfeeding women need 1.4 milligrams daily.

The benefits of vitamin B1 were first publicly recognized in 1884 when doctors in the Japanese navy discovered that serving soldiers foods that were rich in the vitamin cut down on the prevalence of certain ailments.