72 hours
The Mayo Clinic provides a discussion of the effectiveness of B12 weight loss, which consists of injections of Vitamin B12. The general consensus is that these injections don't really work, and instead are marketed inaccurately as a cheap and easy solution. You're better off maintaining a healthy lifestyle and diet.
stated in PDR not to refridgerate B12 injections, but does not give reason
No. Vitamin B12 injections will not accomplish this result.
B12 injections can cause discomfort due to the needle's penetration into the muscle tissue, which may trigger a brief pain response. Additionally, the viscosity of the B12 solution can contribute to a feeling of pressure during the injection. Typically, B12 injections are administered intramuscularly in areas such as the deltoid muscle of the arm or the gluteal muscle in the buttocks.
B12 injections for pets are not processed in the same sterile environment that human B12 is. I am sure the complex is the same but you would ne risking health to take animal injectinals.
Absolutely not!
Cyanocobalamin injections are used to prevent a lack of vitamin B12 in the patient. It is usually used on patients who cannot otherwise absorb the vitamin B12 through the intestine.
Many types of health care professionals order B12 injections. Start with your primary care provider.
b12 is water soluble so it should be out of your system fairly quickly.... but I would guage it on the amount of your fatigue. when u get tired its gone.
JoinEzra Vitamin B12 injections themselves do not directly cause weight loss, but they can play a supportive role in a weight loss program—especially if you have a B12 deficiency. Here’s how they may help: Boost Energy Levels: Low B12 can cause fatigue. Injections restore normal levels, helping you stay active and burn more calories. Support Metabolism: B12 helps your body convert fats and proteins into energy, which can indirectly aid weight management. Improve Mood & Focus: Better mental clarity and motivation can make it easier to stick to a healthy diet and exercise routine. Many clinics combine Vitamin B12 with MIC injections (Methionine, Inositol, Choline) to help break down fat more effectively. This combination is sometimes called a “lipotropic shot” and may offer more noticeable weight loss benefits. Important: B12 injections are most effective if you have a deficiency or are on a medically supervised weight loss plan. Always consult a healthcare provider before starting any injection therapy. Bottom line: Vitamin B12 injections can be a useful support tool for weight loss, but they work best when paired with healthy eating and regular exercise—not as a stand-alone solution.
There are a number of benefits of B12 injections, these include but are not limited to; increase in metabolism, energy boosts, mood boosts and increased cardiovascular performance.
Some athletes believe that vatamin B12 injections will increase oxygen supply to the muscles. But according to a Wichita Eagle article - The absence of a vitamin B12 deficiency does not support this.