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The Vitamin B12 found in foods like chicken, meat and fish and were found to be the most absorbable, while eggs were shown to be poorly absorbed, with only 9 percent of its vitamin B12 being utilized by the body

Because it is a substance your body already produces, it is generally well-tolerated

This is where vitamin B12 injections can help

Storage Conditions Optimal Temperature: -20C freezer for long-term storage (years of stability) Acceptable Range: -80C to 4C, with stability decreasing at higher temperatures Light Protection: Store in original amber vials or wrapped to protect from light-induced degradation Humidity: Keep sealed to prevent moisture absorption, which can initiate degradation Stability Timeline At -20C: 2+ years with minimal degradation when properly sealed At 4C: 6-12 months for refrigerated storage At Room Temperature: Weeks to months depending on conditions (not recommended for long-term) Quality Indicators Properly stored lyophilized BPC-157 should appear as a white to off-white powder or cake