Twinlab B-12 Dots, Energy Production Support, 250 Tablets (2 Pack)

Customers find the B-12 supplement effective, with one noting immediate results, and appreciate its small size and ease of use, particularly noting it doesn't require swallowing. Moreover, the supplement helps raise B12 levels, with one customer reporting their levels doubling in a month, and provides sustained energy throughout the day. The taste and dissolvability receive mixed feedback, with some finding it pleasant while others report a bitter taste and issues with dissolving.