?url_ver=Z39.88-2004&rft_id=https%3A%2F%2Fdoi.org%2F10.21203%2Frs.3.rs-2885934%2Fv1&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=https%3A%2F%2Forgprints.org%2Fid%2Feprint%2F51852%2F&rft.title=40%3A60%3A+The+optimal+ratio+between+animal+and+plant-based+proteins+for+health+and+environment&rft.creator=Simon%2C+Wolfram&rft.creator=Hijbeek%2C+Renske&rft.creator=Frehner%2C+Anita&rft.creator=Cardinaals%2C+Ren%C3%A9e&rft.creator=Talsma%2C+Elise+F.&rft.creator=van+Zanten%2C+Hannah&rft.subject=+Food+security%2C+food+quality+and+human+health&rft.subject=+Air+and+water+emissions&rft.description=There+is+currently+little+agreement+on+the+optimal+ratio+of+animal-sourced+(ASP)+versus+plant-sourced+proteins+(PSP)+in+sustainable+human+diets.+We+deployed+a+biophysical+optimization+model+to+find+the+optimal+ASP%3APSP+ratio+at+current+and+recommended+protein+intake+levels+for+the+EU28+countries.+Results+show+that+the+lowest+environmental+impact+for+both+land+use+and+greenhouse+gas+emissions+is+achieved+at+a+recommended+protein+intake+of+46+g+protein%2Fcap%2Fday+with+an+ASP%3APSP+ratio+of+40%3A60+(18+g+ASP%2Fcap%2Fday).+At+current+protein+intake+(82+g+protein%2Fcap%2Fday)%2C+the+optimal+ASP%3APSP+ratio+for+land+use+ranges+evenly+between+22%3A78+and+60%3A40+(18+and+49+g+ASP%2Fcap%2Fday)+while+for+greenhouse+gas+emissions+the+optimal+ASP%3APSP+ratio+is+at+40%3A60+(18+g+ASP%2Fcap%2Fday).+Diets+containing+less+than+18+g+ASP%2Fcap%2Fday+show+micronutrient+inadequacies%2C+leading+to+increases+in+both+land+use+and+greenhouse+gas+emissions.&rft.date=2023&rft.type=Journal+paper&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.language=en&rft.rights=cc_by_4&rft.identifier=%2Fid%2Feprint%2F51852%2F1%2Fsimon-etal-2023-Natureportefolio-preprint-p1-22.pdf&rft.identifier=+++Simon%2C+Wolfram%3B+Hijbeek%2C+Renske%3B+Frehner%2C+Anita%3B+Cardinaals%2C+Ren%C3%A9e%3B+Talsma%2C+Elise+F.+and+van+Zanten%2C+Hannah+++(2023)+40%3A60%3A+The+optimal+ratio+between+animal+and+plant-based+proteins+for+health+and+environment.+++Natureportfolio%2C+xx%2C+xx-xx.++++%5BSubmitted%5D++++&rft.relation=https%3A%2F%2Fdoi.org%2F10.21203%2Frs.3.rs-2885934%2Fv1&rft.identifier=https%3A%2F%2Fdoi.org%2F10.21203%2Frs.3.rs-2885934%2Fv1