It has been used in medicine for over 100 years in anesthesia, gastroenterology, pathology, histology and pain medicine
Heres how I revive my refrigerated starter: Take the cold starter out of the fridge and let it warm up for 1 hour on the counter (upper-left image, above) Get a clean jar and scoop out about 20g of the stored starter into the new jar (upper-right image, above) Add fresh flour and water to the starter in whatever ratios you typically maintain your starter, mix, and let ferment on the counter for 12 hours (lower left image, above) Repeat the feeding process one more time and let it ferment for 12 hours Use to make a levain, mix directly in a batch of bread dough, or continue feeding the starter as usual For example, this would be the sourdough starter revival schedule I use if I got home from vacation on Monday: Can I Use My Sourdough Starter Straight From the Fridge
Semax binding drives Gs-cAMP-PKA-CREB signalling: CREB phosphorylation (pCREB Ser133) +1.82.2 in hippocampal neurons at 30 minutes
It's great for people suffering from eczema or psoriasis, or just flaky, itchy skin from aging