Grandma's Vitamin B1 and
B Complex Guide

Thiamine or Vitamin B1 enhances circulation and assists in blood formation, carbohydrate metabolism, and production of hydrochloric acid, whish is important for proper digestion.

Thiamine also optimizes cognitive activity and brain function. Vitamin B1 has a positive effect on energy, growth, normal appetite, and learning capacity, and is needed for muscle tone of the intestines, stomach and heart.

Thiamine also acts as an antioxidant, protecting the body from degenerative effects of aging, alcohol consumption, and smoking.

Bariberi, a nervous system disease, is caused by a deficiency of thiamine.

Other symptoms that can result from Thiamine deficiency include:

  • constipation,
  • edema
  • enlarged liver
  • fatigue
  • forgetfulness
  • gastrointestinal disturbances
  • heart changes
  • irritability
  • labored breathing
  • loss of appetite
  • muscle atrophy
  • nervousness
  • numbness of the hands and feet
  • pain and sensitivity
  • poor coordination
  • tingling sensations
  • weak and sore muscles
  • general weakness
  • sever weight loss

a photo of a bunch of fresh parsley a natural source of vitamin B1 a photo of a fresh brown egg wit top cracked off a natural source of vitamin B1 photo of a bowl of brussel sprouts a natural source of vitamin B1

Natural Sources of Thiamine

The richest food sources of Thiamine include:

  • brown rice
  • egg yolks
  • fish
  • legumes
  • liver
  • peanuts
  • peas
  • pork
  • poultry
  • rice bran
  • wheat germ
  • whole grains
  • asparagus
  • brewer's yeast
  • broccoli
  • Brussels sprout
  • kelp
  • most nuts
  • oatmeal
  • plums
  • dried prunes
  • raisins
  • spirulina
  • watercress

Herb sources of Thiamine include:

  • alfalfa
  • bladderwrack
  • burdock root
  • catnip
  • cayenne
  • chamomile
  • chickweed
  • eyebright
  • fennel seed
  • fenugreek
  • hops
  • nettle
  • oat straw
  • parsley
  • peppermint
  • raspberry leaf
  • red clover
  • rose hips
  • sage
  • yarrow
  • yellow dock


Antibiotics, sulfa drugs, and oral contraceptives may decrease Vitamin B1 levels in the body. A high-carbohydrate diet increases the need for thiamine.

Vitamin B Complex

The B Vitamins help to maintain the health of the nerves, skin, eyes, hair, liver, and mouth, as well as healthy muscle tone in the gastrointestinal trat and proper brain function.

Vitamin B Complex is coenzymes involved in energy production, and may be useful for alleviating depression or anxiety. Adequate intake of the B Vitamins is very important for elderly people because these nutrients are not as well absorbed as we age. There have even been cases of people diagnosed with Alzheimer's disease whose problems were later found to be due to a deficiency of vitamin B12 plus the B Complex Vitamins.

The B Vitamins should always be taken together, but up to two to three times more of one B Vitamin than another can be taken for a particular disorder. In other words B Vitamins work as a team, each one depending on the other for best performance.

Other sources that fall under the B-complex group are Biotin and Choline. Click on the links to understand their importance to your daily intake.


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