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Metabolomic approaches to mitochondrial disease: correlation of urine organic acids

This helps adjust the treatment for the best results

Understanding what each compound has actually been studied for is the difference between an informed decision and a purchase

However, supplementation with high doses of beta-carotene (averaging 2030 mg daily in clinical trials) has also been linked to a higher risk of lung cancer in smokers or ex-smokers (6, 25)

Ni S, Yuan Y, Kuang Y, Li X

If needles aren't your thing, B12 supplements are also available in capsule, tablet, and liquid forms, which can often be purchased over-the-counter (via Medical News Today)