--- title: "Thymosin Alpha-1 (TA1) vs BPC-157: Side-by-Side Comparison" description: "Compare Thymosin Alpha-1 (TA1) vs BPC-157 — mechanism, half-life, dose range, side effects, and live vendor pricing. Thymosin Alpha-1 (TA1) from $39.99. BPC-157" lang: en json-ld: | [ { "@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.bodyhackguide.co/" }, { "@type": "ListItem", "position": 2, "name": "Compare", "item": "https://www.bodyhackguide.co/compare" }, { "@type": "ListItem", "position": 3, "name": "Thymosin Alpha-1 (TA1) vs BPC-157" } ] }, { "@context": "https://schema.org", "@type": "WebPage", "name": "Thymosin Alpha-1 (TA1) vs BPC-157: Side-by-Side Comparison (2026)", "description": "Compare Thymosin Alpha-1 (TA1) vs BPC-157 — mechanism, half-life, dose range, side effects, and live vendor pricing. Thymosin Alpha-1 (TA1) from $39.99. BPC-157 from $29.00. 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It has a molecular weight of 1419.53 Da and a CAS number of…", "url": "https://www.bodyhackguide.co/compound/bpc-157", "category": "Injury, Repair & Recovery", "offers": { "@type": "AggregateOffer", "lowPrice": "29.00", "priceCurrency": "USD", "offerCount": 17 } } } ] } }, { "@context": "https://schema.org", "@type": "Organization", "@id": "https://www.bodyhackguide.co#organization", "name": "BodyHackGuide", "alternateName": "BHG", "url": "https://www.bodyhackguide.co", "logo": { "@type": "ImageObject", "url": "https://www.bodyhackguide.co/logo.png", "width": 512, "height": 512 }, "description": "Evidence-based research reference for peptides and nootropics. 124+ compound profiles, interactive dosing calculators, real-time vendor pricing, and trust-scored vendor reviews scored on a public, reproducible methodology applied to every vendor. BodyHackGuide and BHG Labs share common ownership, and we earn a commission on purchases through our links.", "foundingDate": "2024", "founder": { "@id": "https://www.bodyhackguide.co/about#person" }, "sameAs": [ "https://x.com/bodyhackguide", "https://reddit.com/r/BodyHackGuide", "https://reddit.com/r/BrainHackGuide", "https://reddit.com/r/Biohackingher", "https://discord.gg/Mhq5UdRYBA" ], "knowsAbout": [ "Peptide research", "Nootropic research", "Biohacking", "Compound dosing", "Vendor transparency" ], "publishingPrinciples": "https://www.bodyhackguide.co/editorial-standards", "ethicsPolicy": "https://www.bodyhackguide.co/editorial-standards", "diversityPolicy": "https://www.bodyhackguide.co/editorial-standards" }, { "@context": "https://schema.org", "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "What's the difference between Thymosin Alpha-1 (TA1) and BPC-157?", "acceptedAnswer": { "@type": "Answer", "text": "Thymosin Alpha-1 (TA1) is a immune & inflammation that thymosin alpha-1 does not act through a single canonical receptor in the way many peptides do. its mechanism is pleiotropic, involving pattern-recognition receptors, modulation of…. BPC-157 is a injury, repair & recovery that nitric oxide (no) system modulation bpc-157 exerts a central integrative effect through modulation of the nitric oxide system. studies by seiwerth et al. (2022) demonstrated that…. The two differ in mechanism, half-life (~2 hours vs Short plasma half-life. The first formal preclinical ADME study reported an elimination half-life under ~30 minutes after IV/IM dosing in rats and dogs, with linear dose-proportional kinetics (PMID: 36588717); a 2026 biopharmaceutical review confirms this sub-30-minute plasma half-life and highlights a pharmacokinetic-pharmacodynamic disconnect, as biological effects persist for hours to days (PMID: 42198317). No full human pharmacokinetic study has been published; twice-daily dosing is empirical/community-standard rather than PK-derived.), and typical dose range." } }, { "@type": "Question", "name": "Which has the longer half-life, Thymosin Alpha-1 (TA1) or BPC-157?", "acceptedAnswer": { "@type": "Answer", "text": "Thymosin Alpha-1 (TA1) has a half-life of ~2 hours. BPC-157 has a half-life of Short plasma half-life. The first formal preclinical ADME study reported an elimination half-life under ~30 minutes after IV/IM dosing in rats and dogs, with linear dose-proportional kinetics (PMID: 36588717); a 2026 biopharmaceutical review confirms this sub-30-minute plasma half-life and highlights a pharmacokinetic-pharmacodynamic disconnect, as biological effects persist for hours to days (PMID: 42198317). No full human pharmacokinetic study has been published; twice-daily dosing is empirical/community-standard rather than PK-derived.. Longer half-lives generally mean less frequent dosing but slower on/off kinetics." } }, { "@type": "Question", "name": "Which is cheaper, Thymosin Alpha-1 (TA1) or BPC-157?", "acceptedAnswer": { "@type": "Answer", "text": "Current lowest live price on BodyHackGuide: Thymosin Alpha-1 (TA1) from $39.99, BPC-157 from $29.00. Prices are pulled from the vendor listings tracked on BHG and change frequently — see the compare tables on each compound page for the current set of offers." } }, { "@type": "Question", "name": "Can you stack Thymosin Alpha-1 (TA1) and BPC-157?", "acceptedAnswer": { "@type": "Answer", "text": "Stacking depends on mechanism overlap, safety profile, and goals. Thymosin Alpha-1 (TA1) and BPC-157 should only be stacked after reviewing each compound's individual protocol page, side effect profile, and any published interaction data. Use the BodyHackGuide stack builder for a structured review before combining research compounds." } } ] } ] --- [Skip to content](#main-content) ## Research Use Only This site is an **educational resource** for research compounds. We do **not endorse** human consumption of any compound. BodyHackGuide and **BHG Labs share common ownership**; we rank every vendor on the same public methodology, and we earn a commission on purchases through our links. By entering, you confirm you are **21 years of age or older** and agree to our [Terms](/terms) & [Privacy Policy](/privacy). I'm 21+ — Enter SiteLeave site [![BodyHackGuide](/assets/bodyhackguide-logo-DOzZNUyh.webp)BodyHackGuide ](/) [Compare](/compare)[Wiki](/wiki)[Vendors](/vendors)[Deals](/deals)[Stacks](/stack-builder)[Nootropics](/nootropics)[Tools](/tools) Learn Community Search ⌘K [Sign In](/auth?returnTo=%2Fcompare%2Fthymosin-alpha-1-vs-bpc-157) 100K+ researchers trust BodyHackGuide — Join [r/BodyHackGuide](https://reddit.com/r/bodyhackguide) 1. [Home](/) 2. [Compare](/compare) 3. Thymosin Alpha-1 (TA1) vs BPC-157 # Thymosin Alpha-1 (TA1) vs BPC-157 Side-by-side comparison of Thymosin Alpha-1 (TA1) and BPC-157: mechanism, half-life, dose range, safety profile, and live vendor pricing. Updated continuously as new research and listings land. Thymosin Alpha-1 (TA1) from $39.99 BPC-157 from $29.00 ## Live price snapshot ### Thymosin Alpha-1 (TA1) Current low $49.99 as of Sep 5, 2026 7-day low $49.99 30-day low $49.99 30-day change — baseline building ### BPC-157 Current low $79.99 as of Sep 5, 2026 7-day low $34.99 30-day low $34.99 30-day change — baseline building ## Thymosin Alpha-1 (TA1) Thymosin alpha-1 (Tα1) is a 28-amino-acid N-acetylated peptide (N-Ac-Ser-Asp-Ala-Ala-Val-Asp-Thr-Ser-Ser-Glu-Ile-Thr-Thr-Lys-Asp-Leu-Lys-Glu-Lys-Lys-Glu-Val-Val-Glu-Glu-Ala-Glu-Asn) isolated and characterized by Allan… **Live lowest price:** $39.99 across 4 vendors [Full Thymosin Alpha-1 (TA1) profile](/compound/thymosin-alpha-1) ## BPC-157 Featured BPC-157 (Body Protection Compound-157) is a synthetic pentadecapeptide consisting of 15 amino acids (Gly-Glu-Pro-Pro-Pro-Gly-Lys-Pro-Ala-Asp-Asp-Ala-Gly-Leu-Val) derived from a partial sequence of human gastric juice… **Live lowest price:** $29.00 across 17 vendors [Full BPC-157 profile](/compound/bpc-157) ## Side-by-side comparison Attribute Thymosin Alpha-1 (TA1) BPC-157 Category Immune & Inflammation Injury, Repair & Recovery Research Stage Approved (International) Preclinical Mechanism of Action Thymosin alpha-1 does not act through a single canonical receptor in the way many peptides do. Its mechanism is pleiotropic, involving pattern-recognition receptors, modulation of immune cell maturation and function, and shifts in cytokine signaling patterns.… Nitric Oxide (NO) System Modulation BPC-157 exerts a central integrative effect through modulation of the nitric oxide system. Studies by Seiwerth et al. (2022) demonstrated that BPC-157 counteracts both NO-excess and NO-deficiency states, functioning as a… Half-Life ~2 hours Short plasma half-life. The first formal preclinical ADME study reported an elimination half-life under ~30 minutes after IV/IM dosing in rats and dogs, with linear dose-proportional kinetics (PMID: 36588717); a 2026 biopharmaceutical review confirms this sub-30-minute plasma half-life and highlights a pharmacokinetic-pharmacodynamic disconnect, as biological effects persist for hours to days (PMID: 42198317). No full human pharmacokinetic study has been published; twice-daily dosing is empirical/community-standard rather than PK-derived. Typical Dose Range 1,600 mcg (1.6 mg) per injection (standard clinical dose) 200-500 mcg subcutaneous 1-2x daily (community protocols); 1-10 mcg/kg in animal studies Dosing Frequency Twice weekly (subcutaneous) - the approved Zadaxin schedule; alternatively 900 mcg daily for intensive short-term courses Twice daily (AM and PM) for optimal serum levels; once daily acceptable Administration Subcutaneous Subcutaneous, Oral, Intraperitoneal, Intravenous Side Effects Tα1 has one of the most benign side-effect profiles in the peptide space, supported by 45+ years of clinical experience in approved indications. Most users experience no acute side effects beyond mild injection site discomfort. Common (5-15% of users): -… Generally well-tolerated. Mild nausea or GI discomfort during initial use. Temporary increase in pain/inflammation at injury site (healing response). Rare: drowsiness, dizziness, mild headache. Very rare: transient changes in blood pressure. Molecular Weight 3108 Da 1419.5 g/mol (average); molecular formula C62H98N16O22 Common Vial Sizes 5mg, 10mg 5mg, 10mg ## Price History 4 data points - OF - VANDL Labs - Ion Peptide - Disguised Alpha ## Price History 8 data points - OF - BM - Unknown - VANDL Labs - Unknown - LB - Ion Peptide - Disguised Alpha ### Thymosin Alpha-1 (TA1) — potential benefits - Immune enhancement - Antiviral defense - Cancer adjuvant therapy - Autoimmune modulation - Vaccine potentiation ### BPC-157 — potential benefits - Accelerated tendon and ligament healing with improved biomechanical strength in preclinical soft-tissue injury models (PMID: 30915550) - Gastric and GI mucosal cytoprotection against ethanol-induced lesions, mediated in part by the nitric oxide system (PMID: 30279308) - Healing of cysteamine-induced colitis and colon anastomosis in preclinical inflammatory bowel disease models (PMID: 24304574) - Neuroprotection with dopaminergic and nitric oxide-system modulation in central nervous system injury models such as stroke and dopamine-receptor blockade (PMID: 34380875) - Promotion of angiogenesis via VEGFR2 up-regulation, internalization, and VEGFR2-Akt-eNOS signaling in rat hind-limb ischemia and endothelial assays (PMID: 27847966) - Tendon fibroblast outgrowth, cell survival, and migration through FAK-paxillin pathway activation (PMID: 21030672) - Growth hormone receptor up-regulation in tendon fibroblasts, potentiating growth hormone's proliferative effect (PMID: 25415472) - Nitric oxide-system interaction with endothelium protection, angiogenesis, and EGR-1-mediated growth-factor and collagen expression (PMID: 22300085) ## Frequently asked ### What's the difference between Thymosin Alpha-1 (TA1) and BPC-157? Thymosin Alpha-1 (TA1) is a immune & inflammation that thymosin alpha-1 does not act through a single canonical receptor in the way many peptides do. its mechanism is pleiotropic, involving pattern-recognition receptors, modulation of…. BPC-157 is a injury, repair & recovery that nitric oxide (no) system modulation bpc-157 exerts a central integrative effect through modulation of the nitric oxide system. studies by seiwerth et al. (2022) demonstrated that…. The two differ in mechanism, half-life (~2 hours vs Short plasma half-life. The first formal preclinical ADME study reported an elimination half-life under ~30 minutes after IV/IM dosing in rats and dogs, with linear dose-proportional kinetics (PMID: 36588717); a 2026 biopharmaceutical review confirms this sub-30-minute plasma half-life and highlights a pharmacokinetic-pharmacodynamic disconnect, as biological effects persist for hours to days (PMID: 42198317). No full human pharmacokinetic study has been published; twice-daily dosing is empirical/community-standard rather than PK-derived.), and typical dose range. ### Which has the longer half-life, Thymosin Alpha-1 (TA1) or BPC-157? Thymosin Alpha-1 (TA1) has a half-life of ~2 hours. BPC-157 has a half-life of Short plasma half-life. The first formal preclinical ADME study reported an elimination half-life under ~30 minutes after IV/IM dosing in rats and dogs, with linear dose-proportional kinetics (PMID: 36588717); a 2026 biopharmaceutical review confirms this sub-30-minute plasma half-life and highlights a pharmacokinetic-pharmacodynamic disconnect, as biological effects persist for hours to days (PMID: 42198317). No full human pharmacokinetic study has been published; twice-daily dosing is empirical/community-standard rather than PK-derived.. Longer half-lives generally mean less frequent dosing but slower on/off kinetics. ### Which is cheaper, Thymosin Alpha-1 (TA1) or BPC-157? Current lowest live price on BodyHackGuide: Thymosin Alpha-1 (TA1) from $39.99, BPC-157 from $29.00. Prices are pulled from the vendor listings tracked on BHG and change frequently — see the compare tables on each compound page for the current set of offers. ### Can you stack Thymosin Alpha-1 (TA1) and BPC-157? Stacking depends on mechanism overlap, safety profile, and goals. Thymosin Alpha-1 (TA1) and BPC-157 should only be stacked after reviewing each compound's individual protocol page, side effect profile, and any published interaction data. Use the BodyHackGuide stack builder for a structured review before combining research compounds. ## See current vendor prices Live listings from the vendors we track, refreshed continuously. [Thymosin Alpha-1 (TA1) prices](/compound/thymosin-alpha-1?tab=prices) [BPC-157 prices](/compound/bpc-157?tab=prices) [Compare all compounds](/compare) ### Before you buy Thymosin Alpha-1 (TA1) or BPC-157 Check the vendor trust score. 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