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Practical protocols for production of very high yields of recombinant proteins using Escherichia coli

Focus on selenium-rich foods (e.g., Brazil nuts, seafood, organ meats, eggs) since selenium is a required GPX1 cofactor, and support glutathione precursors by including protein sources rich in cysteine and glycine (e.g., poultry, fish, dairy, beans, lentils, gelatinous cuts) along with sulfur-rich vegetables (e.g., garlic, onions, cruciferous vegetables)

doi: 10.3389/fphar.2016.00185, 93

They quickly increase vitamin B12 levels on a blood test when taken daily

Zinc and B Vitamins (especially B12 and folic acid) are critical nutrients in the male reproductive system for proper hormone metabolism, sperm formation and motility