PubMed Jastreboff, A.M., Aronne, L.J., Ahmad, N.N., Wharton, S., Connery, L., Alves, B., et al
Topical Peptides: Comparing Side Effects When administering peptides, the choice between injectable and topical forms can significantly impact results and safety
2025;26(8):e13929
Contraindications and Warnings Avoid use if: Pregnant or breastfeeding Active cancer or cancer history (consult oncologist) Severe cardiovascular conditions Known allergy to either peptide Use with caution if: Taking anticoagulant medications Scheduled for surgery (discontinue 2 weeks prior) Managing autoimmune conditions Under 18 years of age Quality and Purity Considerations The safety of any peptide product depends heavily on its quality: Third-party testing : Look for certificates of analysis (COA) confirming purity Manufacturing standards : GMP-certified facilities ensure consistent quality Transparency : Reputable suppliers provide detailed product information Sterility : Nasal formulations should be sterile and preservative-appropriate When searching for where to buy peptides, prioritize suppliers with rigorous quality control and transparent testing practices
Maintenance: We recommend Alastin BodyFirm as a post-treatment addition