*1 Link Testosteron Speicheltest
*2 Link zur Blaulichtfilter-Brille
*3 Link Multivitamin
*5 Link Bor
*6 Link D3+K2
*7 Link Magnesium
*8 Link Zink
*9 Link Vitamin C
*10 Link OPC
*11 Link Ashwagandha
*12 Link Kreatin
*13 Link Maca
*1 Studien Alkohol
https://pubmed.ncbi.nlm.nih.gov/15166654/
https://pubmed.ncbi.nlm.nih.gov/2128439/
*2 Studien Transfette
https://academic.oup.com/humrep/article/29/3/429/709204
https://pubmed.ncbi.nlm.nih.gov/20338284/
*3 Studie Pflanzenöle Omega 6
https://pubmed.ncbi.nlm.nih.gov/29183872/
*4 Studie Soja Phytoöstrogene
https://pubmed.ncbi.nlm.nih.gov/21353476/
*5 Studie Milchprodukte
https://pubmed.ncbi.nlm.nih.gov/19496976/
*6 Studien Prolaktin
https://pubmed.ncbi.nlm.nih.gov/8698538/
https://pubmed.ncbi.nlm.nih.gov/24603159/
*7 Studie Lakritze
https://www.nejm.org/doi/full/10.1056/NEJM199910073411515
*8 Studie Minze
https://pubmed.ncbi.nlm.nih.gov/15302514/
*9 Studien Testosteron und Wachstumshormone durch Fasten
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC329619/
https://pubmed.ncbi.nlm.nih.gov/21106691/
*10 Studie Training
https://pubmed.ncbi.nlm.nih.gov/23310924/
*11 Studie beanspruchte Muskulatur
*12 Studie Bor
https://pubmed.ncbi.nlm.nih.gov/21129941/
*13 Studie D3+K2
https://pubmed.ncbi.nlm.nih.gov/21154195/
*14 Studien Magnesium
https://pubmed.ncbi.nlm.nih.gov/20352370/
https://pubmed.ncbi.nlm.nih.gov/24723948/
*15 Studien Zink
https://pubmed.ncbi.nlm.nih.gov/6786094/
https://pubmed.ncbi.nlm.nih.gov/8875519/
*16 Studien Vitamin C
https://pubmed.ncbi.nlm.nih.gov/173480/
https://pubmed.ncbi.nlm.nih.gov/19716283/
*17 Studie OPC
https://pubmed.ncbi.nlm.nih.gov/14679019/
*18 Studien Ashwagandha
https://pubmed.ncbi.nlm.nih.gov/23796876/
https://pubmed.ncbi.nlm.nih.gov/26504795/
https://pubmed.ncbi.nlm.nih.gov/23439798/
https://pubmed.ncbi.nlm.nih.gov/19388865/
*19 Studien Kreatin
https://pubmed.ncbi.nlm.nih.gov/19741313/
https://pubmed.ncbi.nlm.nih.gov/14636102/
https://pubmed.ncbi.nlm.nih.gov/12701815/
*20 Studien Maca
https://pubmed.ncbi.nlm.nih.gov/12472620/
https://pubmed.ncbi.nlm.nih.gov/16961569/
https://pubmed.ncbi.nlm.nih.gov/30902313/
*21 Studie Multivitamin