Sensory Symptoms Numbness, tingling, or pins and needles (paresthesia) typically distal/stocking-glove in polyneuropathy Burning pain, allodynia, hyperalgesia common in small-fiber predominant neuropathy and CIDP Loss of proprioception and vibration sense sensory ataxia, positive Romberg sign Loss of pain/temperature sensation (small fiber) risk of unnoticed wounds Motor Symptoms Distal muscle weakness (foot drop in peroneal neuropathy, wrist drop in radial neuropathy) Atrophy of intrinsic hand muscles (ulnar/median neuropathy) Hyporeflexia or areflexia (ankle jerks lost early in length-dependent polyneuropathy) Fasciculations in severe axonal loss Autonomic Symptoms Orthostatic hypotension, dizziness on standing Gastroparesis, constipation or diarrhea, nausea Neurogenic bladder (hesitancy, retention, incontinence) Anhidrosis or gustatory sweating Sexual dysfunction

Consistent use is essential, and patients should understand these supplements work best alongside dietary and lifestyle modifications
The finding of Ileibacterium as the most abundant cecal microbiome genus in every experimental group is relatively novel and may reflect experimental factors such as diet, housing conditions, and mouse strain
This selectivity, combined with its ability to efficiently cross cellular membranes, makes it an invaluable research tool for dissecting the specific contributions of NNMT to metabolic regulation