Liquid vitamin B12 in a simple, purified water base Effective - For nervous system support, energy and immunity Optimum support - Contains 50mcg of vitamin B12 in optimally absorbed hydroxycobalamin form Flexible - Only use what you need. Drop straight under the tongue for maximum absorption or mix into liquids Convenient - Use on the go. An alternative to tablets or capsules or for those with digestive and absorption difficulties No unnecessary additives or allergens - In a simple, purified water base Environmentally friendly - Recyclable packaging Trusted - We've been helping to shape a healthier society for over 30 years Suitable for vegetarians and vegans Approximately 30 days' supply at 10 drops per day Vitamin B12 contributes to the reduction of tiredness and fatigue, the normal function of the immune system, and to normal functioning of the nervous system