PDRN Topicals — Skepticism Regarding Efficacy for Collagen Stimulation
Dr. Portela expresses hesitancy toward PDRN (polydeoxyribonucleotide) as a topical ingredient, grouping it with other ingredients he is not confident in for transdermal collagen stimulation. No specific mechanism, dosage, or clinical data is cited. This is presented as a clinical opinion rather than evidence-based guidance.
Skepticism Toward PDRN in Topical Skincare for Collagen Stimulation
Dr. Portela explicitly expresses hesitancy toward PDRN (polydeoxyribonucleotide) as a topical skincare ingredient, grouping it alongside exosomes as ingredients he is not convinced are effective in topical form. No mechanism, dosage, or clinical data is cited. This is presented as a personal clinical opinion rather than a reference to specific studies.