Additionally, ROS can directly oxidize and modify key autophagy modulators, such as ATG4, facilitating the formation of autophagosomes [165]
[20] Pernicious anemia may be present without a person experiencing symptoms at first, over time, feeling tired and weak, lightheadedness, dizziness, headaches, rapid or irregular heartbeat, breathlessness, glossitis (a sore red tongue), poor ability to exercise, low blood pressure, cold hands and feet, pale or yellow skin, easy bruising and bleeding, low-grade fevers, tremor, cold sensitivity, chest pain, upset stomach, nausea, loss of appetite, heartburn, weight loss, diarrhea, constipation, severe joint pain, feeling abnormal sensations including tingling or numbness to the fingers and toes ( pins and needles ), and tinnitus, may occur
Zhonghua Nan Ke Xue
The MHRA regulates B12 injections as prescription-only medicines, and promotion of POMs directly to the public is restricted under UK regulations