Precautions for DIY approaches DIY peptide products lack the quality controls of commercial formulations
Others use them exclusively at night and swear by the difference
While anyone can benefit from healthy B12 levels, certain groups are more likely to experience deficiencies and may see greater advantages from supplementation: Vegans and vegetarians: B12 is primarily found in animal products, making supplementation critical for those on plant-based diets
J Neurosci 27:394655, PMID: 17428968 Murphy TH, Miyamoto M, Sastre A, Schnaar RL, Coyle JT (1989) Glutamate toxicity in a neuronal cell line involves inhibition of cystine transport leading to oxidative stress
Yes, in people with B12 deficiency, injections can quickly improve energy and reduce fatigue