Could be they can not convert the methylcobalamin to the needed adenosylcobalamin
Sign- Cold hands and feet Without enough B12, you might not have enough healthy red blood cells to move oxygen around your body (anemia)
We recommend taking this test if youre already getting treatment for vitamin B12 deficiency and need to check that your levels are within the normal range

10592-13-9 Doxycycline Hydrochloride Power US$6.90 / kg 1,000 kg (MOQ) Veterinary Medicine Paracetamol+Vitamin C Soluble Powder for Poultry, Swine Supplement US$1.00-5.00 / kg 1,000 kg (MOQ) Animal Feeds Amino Acid L-Lysine Sulphate 70% Content for Feed Additives US$1.30-1.40 / kg 1,000 kg (MOQ) Hot Products Amoxicillin Injection 15% GMP Factory Supply Animal Medicine for Dog Cattle Cat Sheep US$2.30-2.60 / Piece 10,000 Pieces (MOQ) Featured Products Effective Lincomycin Hydrochloride Injection for Pigs and Pets US$0.15-0.20 / Piece 1,000 Pieces (MOQ) US$0.06-0.13/ Piece 1,000 Pieces (MOQ) US$0.50-1.00/ Piece 1,000 Pieces (MOQ) US$0.08-0.13/ Piece 1,000 Pieces (MOQ) US$0.08-0.13/ Piece 1,000 Pieces (MOQ) US$0.08-0.13/ Piece 1,000 Pieces (MOQ) US$0.09-0.16/ Piece 1,000 Pieces (MOQ) OUR FACTORY GMP standardized workshop OUR WAREHOUSE Strictly classified and safe placement PACKING AND SHIPPING 18 years of experience in SEA & AIR transport of dangerous goods COMPANY PROFILE Henan Chuangxin Biological Technology Co., Ltd

Thats caused by inflammation
If the patient is suffering from trigeminal neuralgia, the physician can order a magnetic resonance imaging (MRI) scan to look for the blood vessel compressing the nerve or to rule out multiple sclerosis or a tumor as the cause of trigeminal neuralgia