Injectable peptides, which are used to stimulate collagen production, can vary in terms of how long their results last and the number of treatments required. Here are some general guidelines: Duration of Results: The effects of injectable peptides can last anywhere from several months to over a year. The longevity of the results depends on factors such as the specific peptide used, the individual's skin condition, lifestyle factors, and how well they maintain their skin post-treatment. Number of Treatments: Typically, a series of treatments is required to achieve optimal results. This often involves an initial series of 3 to 6 sessions, spaced a few weeks apart. Maintenance treatments may be recommended every 6 to 12 months to sustain the results. Individual Variation: Every person responds differently to treatment, so it's important to have a consultation with a qualified provider who can tailor a treatment plan to your specific needs and goals. Consultation: To get the most accurate information regarding the expected duration of results and treatment frequency, it is advisable to consult with a dermatologist or cosmetic specialist who can provide guidance based on your individual situation. Remember, maintaining a healthy skincare routine and protecting your skin from sun damage can help prolong the effects of the treatments.