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If you are taking metformin, your healthcare provider may recommend additional vitamin B-12 supplementation, especially if you are on a high dose of metformin or if you have other risk factors for vitamin B-12 deficiency

doi: 10.1016/S0016-5085(16)31202-1

Vitamine B12 et traitement d'une carence Si vous avez constat un apport insuffisant ou une carence en vitamine B12 , la solution vidente est d'augmenter votre apport

There is also data linking the peptide to a possible 55% rise in the average pulse area of growth hormone, indicating the amount released per pulse
