{"id":47457,"topic":"peptides","source":"New Scientist","title":"Peptides are the latest wellness trend – but do they work? - New Scientist","url":"https://www.newscientist.com/article/2581574-peptides-are-the-latest-wellness-trend-but-do-they-work/","url_hash":"d2c4f20e1f306459c7d8848835437467f0ffc991","author":"","summary":"<a href=\"https://news.google.com/rss/articles/CBMiowFBVV95cUxOYXRHZUU5OTI2cVBmTEQzQk14QmM5bWVmbUEwcjJFVnNaNDJKRVFWaUdIU2dFX2lwaXdicFFkZnNKRlVtMjZhbkd5OWgwaHl4ZXVHNk9uQmxIYVRnb1MxcUZTQjROdlAzQzF1OFlhRURPZHc1ZXdONFdWbEhEUUt4U2RUc3VzSHl6OF9BcGlaZHo0X2FhN2U3T25DSVhaMDdUQjR3?oc=5\" target=\"_blank\">Peptides are the latest wellness trend – but do they work?</a>&nbsp;&nbsp;<font color=\"#6f6f6f\">New Scientist</font>","content":null,"image_url":null,"lang":"en","published_at":"2026-07-27T19:21:25+00:00","fetched_at":"2026-07-27T20:15:14+00:00","status":"read","starred":0,"extract_state":"failed","summary_auto":null,"cluster_id":null,"extract_retries":2,"extract_error":"http_406","contract_version":"news_item.v1","format_contract_version":"news_item_formats.v1","dedup_url":"https://www.newscientist.com/article/2581574-peptides-are-the-latest-wellness-trend-but-do-they-work/","quality_profile":{"profile_version":"extraction_quality.v2","bucket":"failed","confidence":0.0,"failure_kind":"http","retryable":false,"retry_after_attempts":0,"reason":"Low confidence: HTTP extraction failure (http_406).","operator_guidance":{"severity":"action_required","recommended_action":"manual_review","next_step":"Open diagnostics and review the original source manually before use.","operator_label":"Manual review","can_retry":false,"can_use_summary":false,"diagnostics_required":true},"content_depth":{"contract_version":"content_depth.v1","category":"summary_only","label":"Summary only","has_full_text":false,"has_summary":true,"content_length":0,"summary_length":409,"usable_text_length":409,"source_field":"summary"},"legacy_collapsed":false,"signals":{"extract_state":"failed","extract_error":"http_406","extract_retries":2,"content_length":0,"summary_length":409}},"news_item":{"id":47457,"canonical_url":"https://www.newscientist.com/article/2581574-peptides-are-the-latest-wellness-trend-but-do-they-work/","source_url":"https://www.newscientist.com/article/2581574-peptides-are-the-latest-wellness-trend-but-do-they-work/","title":"Peptides are the latest wellness trend – but do they work? 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