Our doctors will examine you and determine the underlying cause of your dark spots and discoloration during the free consultation, and then help you select the right treatment based on the cause, your skin type, and your preferences around budget, downtime, goals, etc
A Japanese clinical review showed significant electrophysiological improvement in neuropathy patients treated with methylcobalamin (Tokuda et al., 2018)
To eliminate any disruption, you should rebook your refill appointment at the 3 week mark
That is cross-trial inference, and it cannot establish superiority: the near-identical headline figures are a coincidence of separate experiments, not the result of a race
Both are well-established forms of B12 that the body can use