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Data on the safety and efficacy of such therapies over decades are lacking, creating uncertainty about their role in chronic use, Roberts says

The precautions to be taken when prescribing acetaminophen during recovery include monitoring liver function, avoiding combination with opioids, and ensuring proper dosage limits

Marketing glutathione specifically for skin lightening or whitening is illegal in the United States under FDA cosmetic and drug regulations

UK research suppliers operate under a separate framework entirely

Lack of Regulation Risk: Without FDA oversight, purity and safety vary widely