Aging 75 Zappa VillarM
While ROS play a role in cellular signaling and homeostasis at low levels, excess ROS production and/or insufficient antioxidant scavenging leads to oxidative stress (Oswald et al., 2018

Patients who have undergone gastric banding should be aware of the following signs that may indicate falling B12 levels and warrant prompt blood testing: Neurological symptoms: Tingling, numbness, or 'pins and needles' in the hands or feet Difficulty with balance or coordination Memory problems, difficulty concentrating, or 'brain fog' Mood changes, including low mood or irritability Haematological symptoms: Persistent fatigue or weakness disproportionate to activity levels Breathlessness on mild exertion Pallor or a slightly yellowish tinge to the skin Other indicators: A sore, smooth, or inflamed tongue (glossitis) Mouth ulcers occurring frequently It is important to recognise that some of these symptoms particularly fatigue and low mood are non-specific and may overlap with other post-operative nutritional deficiencies, such as iron or vitamin D deficiency

KD-associated changes in leptin, SCFAs, and bile acid metabolism may further uncouple pituitary feedback from tissue-level thyroid function
Khavinson VKh, et al
So they basically, that's the order that they listed in