obesity drug news today october 21 2025 glp-1 The FDA has warned six online companies for selling compounded retatrutide, an unlicensed weight-loss that has gained traction among social media influencers., "All of a sudden, you have President Trump announces deal to

Nutritional Deficiencies The mechanism that makes GLP-1 medications effective, slowing digestion and reducing food intake, can also lead to significant nutritional gaps: Many patients consume fewer calories, making it difficult to obtain adequate nutrients Altered digestive processes may reduce the efficiency of nutrient absorption Key nutrients at risk include calcium, vitamin D, B vitamins, iron, and protein 4

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Sarapultsev A, Gusev E, Komelkova M, Utepova I, Luo S, Hu D

Companies are introducing once-weekly, auto-injector pens and even oral tablets to increase patient compliance