Asahel Grant voices skepticism towards the theory advanced in VOTH.
Asahel Grant, The Nestorians; or, the Lost Tribes (New York: Harper & Brothers, 1841), 135–136
But we shall not be expected to attempt a refutation of these various theories, none of which have been supported by sufficient evidence to produce anything like a general conviction in their favour. The ten tribes of Israel are still as really the lost tribes as they ever have been.
The evidence which has been adduced ("Star in the West," "View of the Hebrews," &c) to identify the American Indians with the lost tribes is entirely circumstantial and based chiefly upon customs, &c., which are primitive rather than peculiarly Jewish; customs similar to those found among the Arabs and other Eastern nations.