b12 injection cause diarrhea Vitamin shots: Uses, benefits, and side effects Vitamin B12 Side Effects

Description

Gomez-Samano MA, Grajales-Gomez M, Zuarth-Vazquez JM, Navarro-Flores MF, Martinez-Saavedra M, Juarez-Leon OA, et al

Ng FM, Bornstein J

I June 9, 2026 Return policy Shipping Policy 4.7 (22) (2) (1) 21% off 29% off 6% off Exclusive offer available (74) (5) 31% off 22% off (4) 38% off (10) 13% off (145) (96) (49) (54) (28) (85) (38) (31) (12) (18) (9) 15% off (7) (58) (32) (11) (14) 17% off 10% off (3) 25% off (340) (3.7K) (1.5K) (1K) (337) (198) (216) (365) (287) (334) (210) 4.5 (94.1K) 4.6 (188.4K) 4.3 (428.8K) 4.6 (11.7K) 4.9 (406K) 4.7 (172.4K) 4.5 (179.3K) 4.7 (150.5K) 4.4 (9.2K) 4.7 (228.1K)

The most frequently reported neurological symptoms include: Peripheral neuropathy tingling, numbness, burning, or weakness in the hands and feet Muscle weakness particularly in the legs, sometimes affecting balance and coordination Memory difficulties and cognitive changes sometimes described as 'brain fog' Visual disturbances including blurred vision or difficulty with eye movements Headaches and dizziness Difficulty walking (ataxia) an unsteady or poorly coordinated gait Peripheral neuropathy is among the most commonly documented neurological complications following bariatric surgery