★★★★★ 5
Great
Needed one for my mower, got a box of 2. Works great!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 20, 2026
dr blues b12 injectable Vitamin B-12 Injection, 5,000 mcg/mL, 100 mL at Tractor Supply Co
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Amazon.com: Appetite Stimulant Vitamin B12 for Dogs Methylcobalamin (Methyl B12) Treatment of EPI in Dogs Boosts Red Blood Cell Formation, Energy, Nervous System, Treats Pancreatitis 2 fl oz : Health & Household Amazon.com: Appetite Stimulant Vitamin B12 for Dogs Methylcobalamin (Methyl B12) Treatment of EPI in Dogs Boosts Red Blood Cell Formation, Energy, Nervous System, Treats Pancreatitis 2 fl oz : Health & Household 5 Amino 1MQ (NNMT Inhibitor) 50 mg Capsules Premium Health Care Pharmacy Cyanocobalamin (B12) Injection 1000 mcg mL, Multiple Dose Vial 30 mL 5 Amino 1MQ Luxura Med Spa Chicago
Quick Dispatch:
Your dr blues b12 injectable Vitamin B-12 Injection, 5,000 mcg/mL, 100 mL at Tractor Supply Co orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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★★★★★ 3
Didn’t work well in my B&S engine
Worked for 15 minutes. Repeatedly stalled. Replaced with name brand and ran like new.
UPDATE. Seller immediately offered refund well outside refund window of opportunity. That’s nice to have someone stand behind their product
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Reviewed in the United States on May 9, 2026
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