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The best fiber supplements for GLP-1 users include psyllium husk (Metamucil), methylcellulose (Citrucel), and ground flaxseed
But glutathione is becoming more widely known for all the health benefits that are being discovered
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Last reviewed: June 5, 2026 Last updated: June 5, 2026 Written by: Jay Hastings, CEO of PlexusDx Jay Hastings is the CEO of PlexusDx, a precision health company focused on genetic testing, blood biomarker insights, and personalized wellness recommendations
It has been used cosmetically to help lighten skin, although it has not been approved by the U.S