Every batch is tested for identity, purity and potency
For example, vegans or vegetarians may need to add an extra dose of this vitamin since natural B12 sources mainly come from meat, fish, eggs, and dairy
A skinny shot could be anything from a vitamin injection to a prescription drug injection
When adverse effects occurred, they were typically mild and transient, with the most common being mild to moderate headaches (similar frequency to placebo groups), minor injection site reactions (redness, slight swelling), and gastrointestinal effects at higher oral doses (nausea, diarrhea)
Discontinue use and seek guidance if any unexpected effects occur
For the rest of the article, glutathione and GSH are used interchangeably