PeptideSchool Research and Regulatory Change Timeline Version 1.0.0, August 11, 2026 Copyright (c) 2026 PeptideSchool. The dataset structure, event selection, original summaries, interpretation boundaries, and PeptideSchool editorial metadata are licensed under the Creative Commons Attribution 4.0 International License (CC BY 4.0): https://creativecommons.org/licenses/by/4.0/ Required attribution: "PeptideSchool Editorial Desk, PeptideSchool Research and Regulatory Change Timeline, version 1.0.0, https://www.peptideschool.org/research-change-timeline" This license does not grant ownership of third-party publications, regulator records, trial-registry records, source titles, trademarks, or linked materials. Those materials remain with their respective owners and may carry separate terms. When reusing an event, retain its date, jurisdiction, evidence scope, source, and interpretation boundary. The timeline is selected rather than exhaustive and does not provide a current legal opinion, product verification, protocol, dosage recommendation, or personal recommendation. Educational content only. Not medical advice.