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Allow ingredients that have been refrigerated to come to room temperature
Human safety information remains limited, and potential risks may not be fully understood
Topical vitamin C in concentrations between 10-20% is generally safe for continuous use, while the sustainability and safety of prolonged glutathione use for cosmetic purposes requires more research
It falls under the S0 category of Non-Approved Substances, which is a catch-all classification for any pharmacological substance that isnt approved for human therapeutic use and is not addressed elsewhere on the list
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