Zhou Methyl B12 – Vitamin B12 5000 mcg, Vegan Friendly – 60 Micro Lozenges

Customers find these vitamin B12 lozenges effective, reporting improved energy that lasts longer throughout the day and dramatic improvements in blood count. They appreciate the product's ease of use and value for money, noting it helps stay focused and cuts through brain fog without causing jitteriness. The solubility receives mixed feedback - while some say it dissolves slowly under the tongue, others report it doesn't dissolve as easily.