dihexa fda approved Capsules Dihexa (10 MG) - Sigma
Description
Nitrous oxide, a commonly used anesthetic, oxidizes and inactivates vitamin B 12 , thus inhibiting both of the vitamin B 12 -dependent enzymes, and can produce many of the clinical features of vitamin B 12 deficiency, such as megaloblastic anemia and neuropathy

it's more like a slow fade that you might not even notice until someone points out that you seem tired all the time

What separates a top-tier supplier from a mid-tier one is whether the documentation is lot-specific and whether identity verification is included alongside purity

Know your provider
