Vitamin B12 facts

While investigating facts about Vitamin B12, I found out little known, but curios details like:

Approximately one half of vegans are vitamin B12 deficient

Microwaves convert Vitamin B12 to an inactive form, which means about 30-40% of the Vitamin B12 in microwaved foods is not usable by mammals

In my opinion, it is useful to put together a list of the most interesting details from trusted sources that I've come across. Here are 17 of the best facts about Vitamin B12 I managed to collect.

1. 50% of the calories Americans consume come from nutrient-depleted, ultra-processed foods, including refined flours and industrial seed oils. A recent study indicates that US children and adults have high rates of deficiency of vitamins A, B6, B12, C, D, E, and folate, as well as the mineral iron

2. Most of the nutrients absorbed in the small intestine are absorbed in the jejunum. Exceptions to this include iron, bile salts, water, lipids, fructose, and vitamin B12.

3. Mushrooms breathe oxygen. They also require the same basic building blocks humans do, such as all the essential amino acids, nucleotides, transition metals, vitamins, including B12, C, niacin, D, L-ergothioneine and a large contingent of enzymes.

4. Vitamin B12 is important in the body because it helps the body manufacture DNA and red blood cells. It also helps to protect against heart disease.

5. One serving of milk contains approximately one-fifth of the recommended daily intake of vitamin B12.

6. A vegetarian diet can lead to vitamin B12 deficiency, a strong risk factor for heart disease and stroke.

7. Your liver can store years worth of Vitamin B12, so if you change your lifestyle (becoming vegetarian) it may take years before symptoms are noticed when deficient.

8. Eggs contain B vitamins including vitamin B12 and B2 (riboflavin). One egg contains 15% of the recommended daily intake of vitamin B2 and almost 10% of the recommended daily intake of vitamin B12. B vitamins help to promote a healthy nervous system.

9. The human body has a vitamin B12 storage for 3-5 years, the highest long-range storage of every nutrition we need

10. Comfrey was used as leafy vegetables (both fresh and cooked) in the past. Leaves are rich source of vitamins A and B12 and minerals such as calcium, potassium and phosphorus.

What is true about vitamin b12?

You can easily fact check it by examining the linked well-known sources.

In 1948 her created new crystals from Vitamin B12 and was awarded a Nobel Prize for this work.

Vitamin b12 deficiency causes nerve problems like numbness & muscle weakness, reduces the tongues ability to taste & triggers anxiety & depression. - source

Nori sheets are a naturally, biologically active, Vitamin B12 Containing, Plant Food Source. [Nori is Seaweed sheets used for sushi rolls and snacking.] - source

Eating 6 clams will give you about the same amount of Vitamin B12 as in a 5 hour energy

Adults need about 2.4mcg of vitamin B12 per day. Just two tablespoons of Nutritional Yeast contains 7.8mcg, or 130% recommended dietary allowance. - source