That's why I get nervous when someone wants to put a heavy guy with a borderline number straight on testosterone
Furthermore, recovery of BDNF levels results in the improvement of neuroplasticity and reduction of neuronal apoptosis (Kraus et al., 2017)
Supplementation becomes more important when glutamine stores are depletedespecially after hard training sessions, fasting, or illness
Please share these results with your doctor immediately for clear medical guidance
While you can supplement with a bit more than this (many supplements have 15 to 30 mg), you should not exceed the tolerable upper intake of 40 mg per day from food and supplements combined, unless supervised by a doctor
So yes, the cysteine-rich foods are something like asparagus or avocados, cruciferous vegetables