One Nutrition B12-Max is a convenient oral spray that contributes to the normal function of the immune system and the reduction of tiredness. It's a great option for vegetarians and vegans, as it's a simple way to top up vitamin B12 levels. Vitamin B12 is typically found in animal sources, but plant foods often require fortification to contain this essential nutrient. One Nutrition B12-Max is available in a 30ml oral spray, making it easy to incorporate into your daily routine. For enhanced absorption, simply spray the product under your tongue and hold for 30 seconds before swallowing. This product is vegan, gluten-free, soy-free, and dairy-free, making it suitable for those with dietary restrictions. To use, take 1 to 6 sprays daily, as needed.