Can peptides cause memory problems or cognitive changes?

Nootropic peptides like Semax are designed to enhance cognition. Other peptides shouldn't affect memory. If you experience confusion, memory loss, or cognitive decline, this may indicate unrelated neurological issues requiring evaluation. <a href='https://www.nia.nih.gov/health/alzheimers-and-dementia/memory-forgetfulness-and-aging-whats-normal-and-whats-not' target='_blank'>NIA Memory and Aging</a>