Vitamin B12 offers a promising natural solution for autism symptoms

• Vitamin B12, especially methylcobalamin (mB12), may help reduce autism symptoms by supporting methylation and reducing oxidative stress.
• Scientific studies suggests improvements in communication, gastrointestinal issues, hyperactivity, sleep and social skills among children receiving B12 therapy.
• Subcutaneous injections of mB12 appear to be the most effective form, as oral absorption can be unreliable due to digestive issues in ASD.
• Different forms of B12 exist, with mB12 showing the most promise for ASD, while cyanocobalamin (CB12) may be less effective.
• B12 treatment is generally safe and well-tolerated, with few reported side effects, though more research is needed to confirm its long-term benefits.

Autism Spectrum Disorder (ASD) affects nearly two percent of children in the United States, leaving families searching for ways to improve their children’s quality of life. A 2021 systematic review and meta-analysis published in the Journal of Personalized Medicine highlights a promising treatment: cobalamin, more commonly known as vitamin B12. This essential nutrient, crucial for brain function and overall health, may help address underlying biochemical imbalances in children with ASD.

How does vitamin B12 help with autism symptoms?

Autism is not just a condition of social and behavioral differences – it also involves disruptions in biochemical processes, particularly methylation and redox metabolism.

Methylation is a critical function that regulates DNA activity, neurotransmitter production and detoxification. Many children with ASD show impairments in methylation, leading to deficiencies in important compounds like glutathione, the body’s main antioxidant. This can result in increased oxidative stress, which has been linked to neurological and behavioral symptoms.

Vitamin B12, particularly in its active form methylcobalamin (mB12), plays a key role in improving these processes. It helps convert homocysteine into methionine, a vital amino acid needed for proper methylation. When methylation improves, the body can better regulate brain function, cellular repair and detoxification.

Additionally, B12 enhances redox metabolism, helping to maintain the right balance between antioxidants and harmful oxidative stress. This biochemical improvement may explain why some children experience better sleep, improved communication, enhanced social interactions and reduced hyperactivity when receiving B12 therapy.

The systematic review examined 17 studies, including four double-blind, placebo-controlled trials – the gold standard in clinical research. It found that B12 treatment led to improvements in several key areas.

Children receiving B12 therapy showed better sleep patterns, fewer tantrums, improved gastrointestinal health and reduced hyperactivity. Many also demonstrated enhanced communication skills, such as better eye contact, improved written and verbal expression, and reduced repetitive speech (echolalia).

Some even developed stronger daily living skills, such as personal hygiene and social engagement. These improvements likely stem from B12’s role in balancing neurotransmitters like dopamine and serotonin, which influence behavior, mood and sleep. (Related: Unlocking the brain’s chemical code: What neurochemistry reveals about autism.)

The review found that subcutaneous (under the skin) injections of mB12 were the most commonly used and most effective method. Since many children with ASD have gastrointestinal issues that can interfere with nutrient absorption, injections ensure that B12 reaches the bloodstream and the brain more efficiently.

The most common dosing regimen in studies was 75 micrograms per kilogram of body weight per injection, given every one to three days. For example, if a child weighs 20 kilograms (around 44 pounds) and the dose is 75 micrograms/kilogram of body weight, the total dose would be 1,500 micrograms of B12 per injection.

Oral doses ranged from 500 micrograms to 1,600 micrograms per day, but their effectiveness was less consistent due to potential absorption issues.

The different forms of vitamin B12

B12 is not a single molecule – there are several forms, each with different properties and effects on the body. Understanding these differences is crucial when considering treatment options for a child with ASD.

• Methylcobalamin (mB12): This is the active form of B12 that directly supports methylation. Most of the studies showing benefits for ASD used mB12, particularly in injected form. It appears to be the most effective for improving biochemical markers related to methylation and redox metabolism.
• Cyanocobalamin (cB12): A synthetic form commonly found in supplements and fortified foods, cB12 needs to be converted into an active form in the body. One study in the review initially used cB12 but switched to mB12 due to better outcomes.
• Hydroxocobalamin (hB12): Another form that is sometimes used in injections. It can convert to active B12 but does so more slowly than mB12. Some doctors prefer this form for certain metabolic conditions.
• Adenosylcobalamin: Less commonly used in ASD research, this form is important for mitochondrial function, which impacts energy production in cells.

Safety and potential side effects

Overall, B12 treatment was well tolerated, with most children experiencing no major side effects. Some parents reported mild reactions, such as temporary hyperactivity, irritability or trouble sleeping, but these were not significantly different from those in placebo groups.

One study noted a rare case of anemia linked to cB12, which resolved upon switching to mB12. Importantly, 78 percent of parents whose children participated in mB12 studies wanted to continue treatment after the trials ended, suggesting they observed meaningful benefits.

A separate study looked at blood cobalt levels in children receiving mB12 injections and found that levels were elevated compared to untreated children. However, these levels remained far below toxic thresholds and no adverse health effects were reported.

While the findings are promising, researchers emphasize the need for larger, placebo-controlled studies to confirm the long-term benefits of B12 treatment. Identifying biomarkers that predict which children will respond best could help refine treatment approaches. The heterogeneity of ASD means that not all children will experience the same benefits, so a more personalized approach to B12 therapy may be necessary.

Parents considering B12 therapy should work closely with their healthcare professional to determine the most appropriate form, dose and method of administration for their child. As research continues, B12 could become a valuable tool in the broader effort to enhance the quality of life for individuals with ASD.

Watch this video to learn how vitamin B12 can help your child with autism.

This video is from the Daily Videos channel on Brighteon.com.

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Sources include:

PMC.MCNI.NLM.NIH.gov

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