NOW Supplements, Methyl B-12 (Methylcobalamin) 1,000 mcg, Nervous System Health*, 100 Lozenges

Customers find this B12 supplement effective and appreciate its quality, noting it provides a boost of energy throughout the day and improves mood. The supplement contains methylcobalamin, and one customer mentions it's sweetened with stevia and xylitol. While some customers say it dissolves easily under the tongue, others report it dissolves extremely slowly. The product receives positive feedback for its value.