Timing: Often administered in the morning or before fasted cardio in research protocols *Split dosing or additional vials may be necessary
Vitamin B12 is naturally found in animal-based foods such as meat, fish, poultry, eggs, and dairy products
Vitamin B12 deficiency is relatively rare, but it can occur in people with certain medical conditions, such as pernicious anemia, making it difficult to absorb the vitamin from food or supplements
Third-party testing verification Transcend's testing claims: Third-party laboratory testing (Janoshik primary) Batch-specific COAs provided 98-99%+ purity typical results HPLC testing for purity Mass spectrometry for identity verification COA availability: Posted on website (product pages) Batch numbers listed Recent testing dates Accessible to customers pre-purchase Transparency moderate to good What testing shows: Testing frequency concerns: Are ALL batches tested or selective
10.1111/1751-2980.12432 J
Some doctors even use B12 to treat psoriasis and eczema