Effectiveness Rating for Vitamin B12's Ability to Improve Cognitive Ability

The effectiveness rating is a measure of how well vitamin b12 is able to improve cognitive ability. The overall rating for this claim is 1 out of 3. There is little if any research to warrant the use of Vitamin B12 to improve cognitive ability. Using Vitamin B12 to improve cognitive ability will probably not yeild any positive results and is likely a waste of money.

Confidence Rating for Vitamin B12's Ability to Improve Cognitive Ability

The confidence rating is a mesure of how valid the effectiveness rating is. This rating is based on how many studies are included in the database on this topic.

There is one study in the database on vitamin b12; the confidence rating is 20. A score above 80 means the effectiveness rating for this supplement is reliable. A score under 80 means there is insufficient evidence to ensure a reliable effectiveness rating.

Vitamin B12 Dose to Improve Cognitive Ability

Dosage Frequency Daily Total Effectiveness Rating of Dosage
1000mg once daily 1000mg

References

Title of Study
Effect of oral vitamin B-12 with or without folic acid on cognitive function in older people with mild vitamin B-12 deficiency: a randomized, placebo-controlled trial