The optimal concentration for caffeine release in gel form is 0.2% caffeine and 2.3% chitosan.
October 2023 in “Oriental Journal of Chemistry/Oriental journal of chemistry” Almond oil works well as a biodegradable lubricant and has health benefits.
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August 2021 in “Pharmaceutics” Freeze-dried dexamethasone nanoparticles in a hydrogel are stable and effective for treating alopecia areata.
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September 2023 in “International Journal of Molecular Sciences” FucoPol hydrogel membranes are promising for delivering drugs on the skin.
Gel 2, with shark liver and borage oil, is effective for reducing inflammation and healing wounds.