{"id":15052,"date":"2026-08-12T01:43:21","date_gmt":"2026-08-12T08:43:21","guid":{"rendered":"https:\/\/cellpeptides.com\/?post_type=product&#038;p=15052"},"modified":"2026-08-18T03:25:44","modified_gmt":"2026-08-18T10:25:44","slug":"buy-igf-1-lr3","status":"publish","type":"product","link":"https:\/\/cellpeptides.com\/hr\/product\/buy-igf-1-lr3\/","title":{"rendered":"IGF-1 LR3"},"content":{"rendered":"<h2><span style=\"font-weight: 400;\">\u0160to je IGF-1 LR3?<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Puni naziv za IGF-1 LR3 je long arginine 3 insulin-like growth factor 1 (inzulinu sli\u010dan faktor rasta 1 s dugim argininom 3). To je sintetski hormon modificiran u laboratoriju kako bi imao specifi\u010dne kvalitete koje mogu biti korisnije od prirodnog IGF-1. Istra\u017eiva\u010dke rasprave \u010desto opisuju potko\u017enu primjenu za kontrolirane protokole prou\u010davanja, nakon \u010dega slijedi pauza koja je najmanje jednaka trajanju tretmana kako bi se sprije\u010dila tolerancija.<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">Kako djeluje IGF-1 LR3?<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">U istra\u017eiva\u010dkim modelima, nakon \u0161to se IGF-1 LR3 ve\u017ee za IGF-1 receptore, aktivira se slijed doga\u0111aja na jednom od dvaju signalnih putova. Sinteza proteina je regulirana PI3 putom, pri \u010demu se IGF-1 LR3 prou\u010dava zbog stimuliranja kaskade koja mo\u017ee rezultirati razvojem vi\u0161e mi\u0161i\u0107nih proteina nakon vje\u017ebanja. To \u010dini aktiviranjem satelitskih stanica skeletnih mi\u0161i\u0107a, koje se diferenciraju u mioblaste kako bi stvorile nova mi\u0161i\u0107na vlakna, te rastu i obnavljaju mi\u0161i\u0107.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Budu\u0107i da je IGF-1 LR3 faktor rasta sli\u010dan inzulin, tako\u0111er se prou\u010dava zbog djelovanja sli\u010dnog inzulin u tijelu. Mo\u017ee utjecati na unos nutrijenata u mi\u0161i\u0107e, omogu\u0107uju\u0107i stanicama da preuzmu vi\u0161e glukoze i aminokiselina.<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">Slu\u010dajevi kori\u0161tenja IGF-1 LR3<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">IGF-1 LR3 se razmatra u istra\u017eiva\u010dkim kontekstima vezanim uz performanse, starenje i putanje tjelesne kompozicije. One uklju\u010duju:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Regeneracija mi\u0161i\u0107a \u2014 U istra\u017eiva\u010dkim modelima, peptid se ispituje u vezi s sintezom proteina, \u0161to mo\u017ee dovesti do ve\u0107eg rasta mi\u0161i\u0107a nakon vje\u017ebanja.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Dostava nutrijenata \u2014 Jo\u0161 jedan na\u010din na koji istra\u017eiva\u010di prou\u010davaju IGF-1 LR3 je kroz u\u010dinkovitost kojom nutrijenti dospijevaju do mi\u0161i\u0107nih stanica.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Gubitak masti \u2014 IGF-1 LR3 se istra\u017euje zbog u\u010dinaka na metabolizam. Budu\u0107i da se tako\u0111er prou\u010dava u svrhu razvoja mi\u0161i\u0107a, istra\u017eiva\u010di procjenjuju mo\u017ee li utjecati na metabolizam masti uz o\u010duvanje \u010diste mi\u0161i\u0107ne mase.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Oporavak u sportu \u2014 Peptid se istra\u017euje radi zacjeljivanja i popravka tkiva, uklju\u010duju\u0107i mi\u0161i\u0107e, tetive i ligamente. Ovo istra\u017eivanje prou\u010dava nelagodu, upalu, vrijeme oporavka i modele ozljeda.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Stani\u010dno zacjeljivanje \u2014 IGF-1 LR3 se u istra\u017eiva\u010dkim kontekstima razmatra u vezi s biologijom starenja i modelima ozljeda mekih tkiva, a ne kao odobreno estetsko ili oporavstveno rje\u0161enje.<\/span><\/li>\n<\/ul>\n<h2><span style=\"font-weight: 400;\">IGF-1 LR3 u odnosu na obi\u010dni IGF-1<\/span><\/h2>\n<p><a href=\"https:\/\/medlineplus.gov\/lab-tests\/igf-1-insulin-like-growth-factor-1-test\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">IGF-1<\/span><\/a><span style=\"font-weight: 400;\"> je hormon koji proizvodi jetra i koji se otpu\u0161ta u krvotok radi upravljanja rastom i metabolizmom. IGF-1 LR3 je modificirana verzija s strukturnim promjenama koje smanjuju njegov afinitet vezanja za proteine \u200b\u200bkoji ve\u017eu faktor rasta sli\u010dan inzulin (IGFBP) kako bi proizveo dulju aktivnost od prirodnog IGF-1.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Kod IGF-1 LR3, tre\u0107a aminokiselina je arginin umjesto glutaminske kiseline, a peptid ima 13 dodatnih aminokiselina na svom N-zavr\u0161etku. Te razlike zna\u010de da je on agonist IGF-1 receptora, ali s odre\u0111enim prednostima, uklju\u010duju\u0107i trostruko ve\u0107u ja\u010dinu djelovanja od IGF-1. Tako\u0111er ima poluvrijeme eliminacije od oko 20 do 30 sati \u2014 \u0161to je mnogo du\u017ee od 12 do 15 sati prirodnog hormona \u2014 \u0161to pru\u017ea dulje djelovanje od prirodnog IGF-1. Kona\u010dno, IGF-1 LR3 pru\u017ea pobolj\u0161anu metaboli\u010dku stabilnost zahvaljuju\u0107i svojim dodatnim aminokiselinama.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Drugim rije\u010dima, modificiranja prisutna u IGF-1 LR3 pove\u0107avaju njegov istra\u017eiva\u010dki potencijal za razvoj mi\u0161i\u0107a i oporavak tkiva, \u010dine\u0107i peptid korisnim za estetske i atletske istra\u017eiva\u010dke modele.<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">IGF-1 LR3 nasuprot IGF-1 DES<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Jo\u0161 jedna modifikacija IGF-1 je delecija faktora rasta sli\u010dnog inzulinom 1 (1-3), obi\u010dno skra\u0107eno na IGF-1 DES. Poput IGF-1 LR3, ovo je sintetski peptid stvoren za poja\u010davanje blagodati prirodnog IGF-1. U slu\u010daju IGF-1 DES, to se posti\u017ee uklanjanjem prve tri N-terminalne aminokiseline bez ikakvih dodataka. Utvr\u0111eno je da se takva modifikacija zapravo javlja prirodno u nekim okru\u017eenjima, \u0161to sugerira da hormon mo\u017eda ima va\u017enu ulogu u tijelu u odre\u0111enim situacijama.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Uklanjanje aminokiselina u IGF-1 DES-u smanjuje afinitet vezanja peptida za IGFBP-e i pove\u0107ava afinitet za IGF-1 receptor. S tim u vezi, razlikuje se od IGF-1 LR3, koji ima smanjeni afinitet za IGF-1 receptor. Upravo taj smanjeni afinitet dovodi do duljeg poluvijeka.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Istra\u017eiva\u010di obi\u010dno biraju IGF-1 DES za studije o migraciji i proliferaciji stanica glatkog mi\u0161i\u0107nog tkiva, umjesto za razvoj skeletnih mi\u0161i\u0107a, kao \u0161to je slu\u010daj s IGF-1 LR3. Peptid tako\u0111er mo\u017ee imati ulogu u neurolo\u0161kim istra\u017eivanjima, ponajprije zato \u0161to se prirodno pojavljuje u mo\u017edanom tkivu. Me\u0111utim, zbog njegovog kratkog poluvijeka manje je prikladan od IGF-1 LR3 za testiranje na ljudskim ispitanicima.<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">Protokoli doziranja IGF-1 LR3 u istra\u017eivanjima u odnosu na biohacking i izvje\u0161taje s Reddita<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">IGF-1 LR3 trenutno nema odobrenje FDA, \u0161to zna\u010di da je njegova upotreba eksperimentalna i ograni\u010dena na istra\u017eivanje. Kao i kod svih peptida za rast, istra\u017eiva\u010dki protokoli trebaju uzeti u obzir doziranje i \u0161tetne metaboli\u010dke u\u010dinke.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">Objavljeni istra\u017eiva\u010dki protokoli<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Objavljeno istra\u017eivanje istra\u017euje je li IGF-1 LR3 mo\u017eda prikladan za modele usmjerene na mi\u0161i\u0107nu masu, metabolizam masti ili biologiju starenja. Posebno je popularan me\u0111u istra\u017eiva\u010dima koji ve\u0107 provode studije s sekretagogima rasta (GH secretagogues).<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Istra\u017eiva\u010di koji koriste ovaj peptid razvili su protokole koje drugi mogu slijediti u kontroliranim budu\u0107im studijama:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Istra\u017eiva\u010dki protokoli trebali bi periodi\u010dno pratiti razinu \u0161e\u0107era u krvi zbog mogu\u0107nosti hipoglikemije, budu\u0107i da peptid mo\u017ee potaknuti ve\u0107i broj mi\u0161i\u0107nih stanica na preuzimanje glukoze iz krvotoka.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Prijavljeni istra\u017eiva\u010dki orijentirani protokoli opisuju po\u010detnu dozu izme\u0111u 20 mcg i 30 mcg, koja se pove\u0107ava na izme\u0111u 30 mcg i 50 mcg nakon jednog ili dva tjedna. Iako su neka istra\u017eivanja koristila doze do 100 mcg, nisu uspjela utvrditi da to dovodi do dobrobiti koje su razmjerne pove\u0107anom riziku.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Administracijska IGF-1 LR3 u istra\u017eiva\u010dkim kontekstima \u010desto je supkutana iz prakti\u010dnih razloga. Iako su neki istra\u017eiva\u010di koristili intramuskularne injekcije u poku\u0161aju postizanja ve\u0107e lokalizirane hipertrofije, nema jasnih dokaza da je to u\u010dinkovito.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ve\u0107ina protokola navodi da istra\u017eiva\u010di raspore\u0111uju peptid nakon treninga jer tjelovje\u017eba poja\u010dava ekspresiju IGF-1 receptora i pove\u0107ava osjetljivost satelitskih stanica.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Kako bi se sprije\u010dila desenzitizacija receptora \u2013 pri kojoj peptid vi\u0161e nema nikakav u\u010dinak \u2013 istra\u017eiva\u010dki protokoli \u010desto koriste cikli\u010dko kori\u0161tenje. Tipi\u010dan eksperimentalni protokol traje tri ili \u010detiri tjedna (ili \u010dak samo dva tjedna), nakon \u010dega slijedi pauza od najmanje \u010detiri tjedna.<\/span><\/li>\n<\/ul>\n<h3><span style=\"font-weight: 400;\">Biohacking i izvje\u0161\u0107a s Reddita<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Postoje izvje\u0161taji o samostalnom eksperimentiranju s IGF-1 LR3 kao brzim rje\u0161enjem za gubitak te\u017eine, dobivanje mi\u0161i\u0107a ili oboje. Budu\u0107i da IGF-1 LR3 nije odobrila Ameri\u010dka agencija za hranu i lijekove (FDA), njime bi se trebalo rukovati samo u istra\u017eiva\u010dke svrhe u kontroliranim slu\u010dajevima gdje ispitanici uklju\u010duju peptid u plan treninga s adekvatnim vje\u017ebanjem i prikladnom dijetom.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Biohacking je navodno rezultirao<\/span><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/9597049\/\" target=\"_blank\" rel=\"noopener\"> <span style=\"font-weight: 400;\">nuspojave<\/span><\/a><span style=\"font-weight: 400;\"> uklju\u010duju\u0107i:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Hipoglikemija<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Uklje\u0161tenje \u017eivca<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Bol u zglobovima<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Zadr\u017eavanje vode<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Po\u0161tivanje standardnih protokola i osiguravanje da istra\u017eiva\u010d prati ispitanike poma\u017ee u smanjenju ovih prijavljenih nuspojava u kontroliranim istra\u017eiva\u010dkim okru\u017eenjima.<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">Tko bi trebao izbjegavati IGF-1 LR3?<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Glavni rizici povezani s izlaganjem IGF-1 LR3 \u2014 posebno dugoro\u010dno \u2014 uklju\u010duju inzulinsku rezistenciju i mitogene u\u010dinke. Peptid mo\u017ee predstavljati rizik za osobe s povije\u0161\u0107u raka ili povi\u0161enim PSA-om zbog \u010dinjenice da nesektivno poti\u010de rast stanica.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Uz to, profesionalni sporta\u0161i ne bi trebali koristiti IGF-1 LR3 jer je zabranjen u sportu.<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">Priprema i \u010duvanje<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">IGF-1 LR3 dolazi kao suhi prah \u2014 u svom liofiliziranom obliku. Dok je u tom obliku, potrebno ga je \u010duvati u zamrziva\u010du na -20 C ili na sobnoj temperaturi na hladnom i tamnom mjestu.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Prije istra\u017eiva\u010dke upotrebe, IGF-1 LR3 se rekonstituira s bakteriostatskom vodom. U ovom pomije\u0161anom obliku, potrebno ga je samo dr\u017eati u hladnjaku (dobar je do 4 tjedna kada se \u010duva u hladnjaku nakon mije\u0161anja). Kako bi se o\u010duvala struktura peptida, va\u017eno je izbjegavati previ\u0161e sna\u017eno mu\u0107kanje bo\u010dice prije rukovanja.<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">\u010cesto postavljana pitanja o IGF-1 LR3<\/span><\/h2>\n<h3><span style=\"font-weight: 400;\">Za\u0161to je IGF-1 LR3 potentniji od prirodnog IGF-1?<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Mnogo du\u017ei poluvrijek IGF-1 LR3 daje sintetskom hormonu dovoljno vremena da ostvari ve\u0107i utjecaj u modelima prou\u010davanja. Kratkodjeluju\u0107i IGF-1 ne zadr\u017eava se dovoljno dugo da bi doveo do tako zna\u010dajne sinteze proteina i aktivacije satelitskih stanica za zacjeljivanje i raspodjelu nutrijenata u istra\u017eivanju metabolizma masti.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">Koliko se dugo IGF-1 LR3 mo\u017ee prou\u010davati u protokolu?<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Protokoli usmjereni na istra\u017eivanje \u010desto prou\u010davaju IGF-1 LR3 do \u010detiri tjedna, nakon \u010dega slijedi pauza od najmanje \u010detiri tjedna. Ovo cikli\u010dko kori\u0161tenje odr\u017eava osjetljivost receptora i zna\u010di da peptid i dalje ima u\u010dinak. Istra\u017eiva\u010di mogu utvrditi da subjekti trebaju primati peptid samo na dane treninga, iako neki mogu postaviti protokol koji uklju\u010duje dozu prije spavanja na dane odmora.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">Djeluje li IGF-1 LR3 dobro s drugim peptidima?<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Uobi\u010dajeno je da istra\u017eiva\u010di uklju\u010duju IGF-1 LR3 u studije s drugim peptidima, posebno s onima sli\u010dnih svojstava, kao \u0161to su:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">BPC-157 \u2014 Prou\u010dava se u modelima upale i regeneracije tkiva, posebno nakon treninga ili ozljede mekih tkiva.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">TB-500 \u2014 Jo\u0161 jedan peptid za zacjeljivanje koji se prou\u010dava za oporavak ozljeda mi\u0161i\u0107a i tetiva.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">CJC-1295 s ipamorelinom \u2014 Dva sekretagoga hormona rasta, ovi se peptid prou\u010davaju uz IGF-1 LR3 za razvoj mi\u0161i\u0107a, gubitak te\u017eine ili biologiju starenja kroz stimulaciju prirodne proizvodnje hormona.<\/span><\/li>\n<\/ul>\n<h3><span style=\"font-weight: 400;\">Kada istra\u017eiva\u010di izvje\u0161tavaju o rezultatima protokola IGF-1 LR3?<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Istra\u017eiva\u010di su izvijestili o vidljivim promjenama u rastu mi\u0161i\u0107a nakon otprilike dva do tri tjedna od prvog ciklusa IGF-1 LR3.<\/span><\/p>\n<p>&nbsp;<\/p>\n<h2><span style=\"font-weight: 400;\">Reference<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">1. Mjerenje analoga inzulinu sli\u010dnog faktora rasta-I u krvnoj plazmi pomo\u0107u novog imunoeseja vezanog za enzime \u2013 <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/9582496\/\" target=\"_blank\" rel=\"noopener\">https:\/\/pubmed.ncbi.nlm.nih.gov\/9582496\/<\/a><\/span><\/p>\n<p><span style=\"font-weight: 400;\">2. Infuzija inzulinu sli\u010dnog faktora rasta-I (IGF-I) Long R3 poti\u010de rast organa, ali smanjuje koncentracije IGF-I, IGF-II i proteina koji ve\u017eu IGF u plazmi zamorca <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/7561636\/\" target=\"_blank\" rel=\"noopener\">https:\/\/pubmed.ncbi.nlm.nih.gov\/7561636\/<\/a><\/span><\/p>\n<p><span style=\"font-weight: 400;\">3. Fosfatidilinozitol 3-kinaza i p70 s6 kinaza sudjeluju u regulaciji izmjene proteina u skeletnim mi\u0161i\u0107ima putem inzulinom sli\u010dnog \u010dimbenika rasta I <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/8828461\/\" target=\"_blank\" rel=\"noopener\">https:\/\/pubmed.ncbi.nlm.nih.gov\/8828461\/<\/a><\/span><\/p>\n<p><span style=\"font-weight: 400;\">4. Posredovanje hipertrofije skeletnih miotuba potaknute s IGF-1 putem PI(3)K\/Akt\/mTOR i PI(3)K\/Akt\/GSK3 putova \u2013 <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/11715022\/\" target=\"_blank\" rel=\"noopener\">https:\/\/pubmed.ncbi.nlm.nih.gov\/11715022\/<\/a><\/span><\/p>\n<p><span style=\"font-weight: 400;\">5. Inzulin-sli\u010dan faktor rasta-I produljuje in vitro replikativni \u017eivotni vijek satelitskih stanica skeletnih mi\u0161i\u0107a poja\u010davanjem napredovanja kroz G1\/S fazu stanji\u010dnog ciklusa putem aktivacije fosfatidilinozitol 3\u2032-kinaza\/Akt signalnog puta \u2013 <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/10962000\/\" target=\"_blank\" rel=\"noopener\">https:\/\/pubmed.ncbi.nlm.nih.gov\/10962000\/<\/a><\/span><\/p>\n<p><span style=\"font-weight: 400;\">6. Smanjena sekrecija insulina stimulirana glukozom nakon jednoutjedne infuzije IGF-1 u ov\u010djih fetusa u kasnoj gestaciji posljedica je intrinzi\u010dnog o\u0161te\u0107enja oto\u010di\u0107a <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/33938236\/\" target=\"_blank\" rel=\"noopener\">https:\/\/pubmed.ncbi.nlm.nih.gov\/33938236\/<\/a><\/span><\/p>","protected":false},"excerpt":{"rendered":"<p><span style=\"font-weight: 400;\">U pretklini\u010dkim i laboratorijskim studijama istra\u017eiva\u010di su istra\u017eivali<strong> IGF-1 LR3<\/strong> kao peptid s potencijalom za poticanje rasta mi\u0161i\u0107a, ubrzavanje vremena oporavka nakon vje\u017ebanja, utjecaj na metabolizam masti i podr\u0161ku regeneraciji ko\u017ee. <\/span><\/p>\n<p><span style=\"font-weight: 400;\">Ova su istra\u017eiva\u010dka podru\u010dja dovela do toga da peptid postane popularna opcija u raspravama o performansama, mr\u0161avljenju i starenju.<\/span><\/p>","protected":false},"featured_media":15057,"template":"","meta":{"_acf_changed":false,"ub_ctt_via":""},"product_brand":[],"product_cat":[61,45,47,44],"product_tag":[],"class_list":["post-15052","product","type-product","status-publish","has-post-thumbnail","product_cat-bestsellers","product_cat-peptides-for-fat-metabolism-research","product_cat-igf-1-growth-hormone-research","product_cat-peptides-for-muscle-growth-research","first","instock","shipping-taxable","purchasable","product-type-variable","has-default-attributes"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Buy IGF-1 LR3 (99% Purity) - CellPeptides<\/title>\n<meta name=\"description\" content=\"Buy IGF-1 LR3 researched for growth factor and muscle hypertrophy. 99% purity, HPLC tested. 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