Impurities in peptide preparations can include synthesis byproducts, degradation products, or contamination from manufacturing
About Cernum Biosciences Cernum Biosciences supplies independently tested, research-use-only peptides with batch-level quality documentation
Even if your GLP-1 medication is covered by your insurer, expect prior authorization, ongoing documentation requirements, and potentially high out-of-pocket costs

Check with your doctor immediately if any of the following side effects occur: More common Stomach pain Less common Difficulty in breathing or swallowing fast heartbeat gaseous stomach pain heartburn recurrent fever skin itching, rash, or redness stomach fullness swelling of the face, throat, or tongue vomiting yellow eyes or skin Incidence not known Anxiety bloating blurred vision chest tightness chills cold sweats confusion constipation cool, pale skin cough darkened urine depression dizziness fast heartbeat fever indigestion large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, or sex organs loss of appetite nausea nervousness pains in the stomach, side, or abdomen, possibly radiating to the back puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue Shakiness unusual tiredness or weakness Some side effects may occur that usually do not need medical attention