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Hypnotic sleeping medications, like zolpidem (Ambien), can cause similar problems if taken for extended periods of time
Over the years, methods have been refined into the most commonly used protocol today, which uses an acid/ethanol precipitation (to disrupt the IGF-1/IGFBP complex) followed by the addition of insulin-like growth factor-2 (IGF-2) to prevent the reformation of the IGF/IGFBP complex
This preserves any biological effects that might depend on the full sequence beyond just receptor binding
however, in March, 23andMe filed for Chapter 11 bankruptcy protection amid financial struggles, including a significant data breach in 2023 and declining revenues