bpc-157 exact amino acid sequence and the Difference Between an Evidence Gap and a Cover-Up: What the entire human evidence base actually looks like, and the questions to ask next. — WellFounded BPC-157 - 5MG/10MG - Raw
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The solution may look normal but deliver reduced potency

Pregnant or breastfeeding women who suspect B12 deficiency should have their levels tested by their prenatal care provider, who can recommend the appropriate supplementation route and dosage

doi: 10.1007/s10735-009-9218-1

Whether 50-200mg weekly produces any CNS effects is doubtful from a pharmacological perspective