https://halflifejournal.com/en/Sourced research notes on vitamins, supplements and peptides.enMon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/compare/cjc-1295-vs-ipamorelin/https://halflifejournal.com/en/compare/cjc-1295-vs-ipamorelin/CJC-1295 and ipamorelin compared: two receptor pathways, limits of human data, a combination never studied, FDA and WADA rulings, licensing status in Türkiye.Sat, 17 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/goals/blood-sugar/https://halflifejournal.com/en/goals/blood-sugar/What does HbA1c show in berberine, inositol and medicine trials? Type 2 diabetes, PCOS and experimental peptides, care plans and safety.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/goals/bone-health/https://halflifejournal.com/en/goals/bone-health/Vitamin D, calcium and vitamin K: bone density versus fractures, VITAL findings, osteoporosis care, fall prevention and assessment.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/goals/digestion-and-gut/https://halflifejournal.com/en/goals/digestion-and-gut/Probiotics and psyllium for gut symptoms: constipation versus IBS, dietary approaches, trial findings and symptoms that need assessment.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/goals/eye-health/https://halflifejournal.com/en/goals/eye-health/Who is AREDS2 for? AMD stage, lutein and omega-3 trial limitations, dry-eye distinctions and visual symptoms that need urgent assessment.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/goals/focus-and-memory/https://halflifejournal.com/en/goals/focus-and-memory/B12, creatine and L-theanine for focus and memory: test performance versus dementia, trial limitations and memory difficulties needing assessment.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/goals/heart-and-vascular-health/https://halflifejournal.com/en/goals/heart-and-vascular-health/Blood measurements versus cardiovascular events for omega-3, potassium and other compounds: REDUCE-IT, core care and safety limits.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/goals/stress-and-relaxation/https://halflifejournal.com/en/goals/stress-and-relaxation/Stress and anxiety disorders differ. Explore ashwagandha trials, the role of psychotherapy, safety limits and comparisons with other compounds.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/peptides/5-amino-1mq/https://halflifejournal.com/en/peptides/5-amino-1mq/5-Amino-1MQ is a small-molecule NNMT inhibitor, not a peptide: mouse studies, no human trials, FDA and WADA status, and licensing in Türkiye.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/peptides/ara-290/https://halflifejournal.com/en/peptides/ara-290/ARA-290 (cibinetide) is an experimental EPO-derived peptide: small phase 2 trials in sarcoidosis and diabetes, orphan designation, no license, and WADA status.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/peptides/cerebrolysin/https://halflifejournal.com/en/peptides/cerebrolysin/What Cerebrolysin is: licensing of the porcine brain peptide mixture, Cochrane reviews in stroke and dementia, side effects, and the situation in Türkiye.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/peptides/cjc-1295/https://halflifejournal.com/en/peptides/cjc-1295/CJC-1295 is a long-acting synthetic GHRH analog. Healthy-adult studies, the DAC distinction, a terminated phase 2, FDA and WADA rulings, and status in Türkiye.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/peptides/cosmetic-peptides/https://halflifejournal.com/en/peptides/cosmetic-peptides/Studies of acetyl hexapeptide-8, palmitoyl pentapeptide-4 and acetyl octapeptide-3 in peptide creams are small and mostly company-linked; EU and Türkiye rules.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/peptides/dihexa/https://halflifejournal.com/en/peptides/dihexa/Dihexa is an experimental angiotensin IV-derived compound: rat memory data, a retracted paper, no human data, and its FDA, WADA, and Türkiye status.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/peptides/dsip/https://halflifejournal.com/en/peptides/dsip/DSIP (delta sleep-inducing peptide) explained: small 1981–1998 insomnia and withdrawal studies, inconsistent results, and FDA, WADA, and Türkiye status.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/peptides/gonadorelin-hcg/https://halflifejournal.com/en/peptides/gonadorelin-hcg/Gonadorelin and hCG are licensed drugs: their role in diagnosis and infertility, the FDA warning on the hCG diet, post-steroid use, WADA, and Türkiye status.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/peptides/hgh-fragment-176-191/https://halflifejournal.com/en/peptides/hgh-fragment-176-191/HGH Fragment 176-191 (AOD-9604) failed to beat placebo in a 24-week obesity trial. Animal data, FDA and WADA decisions, and status in Türkiye.Sun, 18 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/peptides/humanin/https://halflifejournal.com/en/peptides/humanin/Humanin is a peptide encoded in mitochondrial DNA: cell and mouse findings, only blood-level data in humans, a cancer concern, and WADA and Türkiye status.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/peptides/igf-1-lr3-des/https://halflifejournal.com/en/peptides/igf-1-lr3-des/What IGF-1 LR3 and DES(1-3) are, how they differ from licensed mecasermin, animal-only data, hypoglycemia and cancer concerns, the WADA ban, and Türkiye status.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/peptides/ipamorelin/https://halflifejournal.com/en/peptides/ipamorelin/Ipamorelin is an unlicensed peptide that releases growth hormone via the ghrelin receptor. Volunteer and post-surgery trials, rat data, FDA, WADA and Türkiye.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/peptides/kisspeptin-10/https://halflifejournal.com/en/peptides/kisspeptin-10/What kisspeptin-10 is, LH and testosterone studies, Imperial College fMRI and IVF trials, the FDA assessment, the WADA ban, and the status in Türkiye.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/peptides/kpv/https://halflifejournal.com/en/peptides/kpv/What KPV is: a tripeptide from α-MSH. Mouse colitis studies, absence of human data, FDA assessment and advisory committee vote, WADA and Türkiye.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/peptides/ll-37/https://halflifejournal.com/en/peptides/ll-37/What LL-37 is: the human cathelicidin peptide. Leg ulcer studies, autoimmune signals in psoriasis and lupus, no systemic human data, FDA, WADA and Türkiye.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/peptides/oxytocin/https://halflifejournal.com/en/peptides/oxytocin/What oxytocin is: licensed use in childbirth, nasal spray trial results in autism, trust and anxiety, unlicensed sprays, WADA and the status in Türkiye.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/peptides/pnc-27/https://halflifejournal.com/en/peptides/pnc-27/PNC-27 is an experimental p53-derived peptide with only cell and mouse data, an FDA bacterial contamination warning, a US criminal case and no Türkiye license.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/peptides/ss-31/https://halflifejournal.com/en/peptides/ss-31/SS-31 (elamipretide) has US accelerated approval for Barth syndrome only; trials in other diseases were negative. Research products, WADA and Türkiye status.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/peptides/tb-500-fragment/https://halflifejournal.com/en/peptides/tb-500-fragment/TB-500 fragment 17-23 is an acetylated seven-amino-acid piece of thymosin beta-4: name confusion in products sold, animal and cell data only, and legal status.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/peptides/tb-500/https://halflifejournal.com/en/peptides/tb-500/TB-500 is a 7-amino-acid synthetic fragment of thymosin beta-4: animal and cell data, never studied in humans, the WADA ban and the situation in Türkiye.Sat, 17 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/peptides/tesofensine/https://halflifejournal.com/en/peptides/tesofensine/Tesofensine is a triple monoamine reuptake inhibitor, not a peptide. Covers the phase 2 obesity trial, Lancet concern, heart rate effect and Türkiye status.Mon, 19 Oct 2026 00:00:00 GMThttps://halflifejournal.com/en/peptides/thymosin-alpha-1/https://halflifejournal.com/en/peptides/thymosin-alpha-1/Thymosin alpha-1 (thymalfasin, Zadaxin): hepatitis B, sepsis and COVID-19 trials, the FDA compounding decision, and WADA and Türkiye status.Mon, 19 Oct 2026 00:00:00 GMT