In a good way though
These free radicals damage DNA, proteins, and lipids, leading to cellular dysfunction and senescence
Other common symptoms of B12 deficiency include: Lethargy or a total lack of energy Extreme fatigue Palpitations Pale skin Feeling faint Breathlessness Weight loss and loss of appetite Your doctor may prescribe B12 injections in extreme cases that take effect right away
Signs You May Have a Vitamin B12 Deficiency Even a slight Vitamin B12 deficiency can manifest symptoms substantial enough to compromise your everyday quality of life
The n=16 insomnia trial measured sleep efficiency and sleep latency, not muscle soreness, creatine kinase, HRV, strength recovery, or training adaptation [4]
Without enough B12, there can be some damages in nerve function, which can lead to symptoms such as tingling and numbness