22 supplements analyzed and ranked by clinical evidence.
Sperm quality, pregnancy
Erectile function, PDE5
Sperm motility, +pregnancy
DNA damage, +pregnancy
Sperm quality +47%
Pregnancy +18.9%
Folate intake +60%
Fertility mostly unchanged
Infection risk ↓
Iodine status ↑
Ovulation+pregnancy, hormones
Fertility/embryo quality, +18% CPR
Sperm count/motility +47.8%
+74% normal sperm count
Pregnancy rates +18.9%
Androgens/PSA ↓
Estrogen shift 2:16↑
Breast density ↓
Pregnancy/embryo outcomes +19%
Semen +47pp; pregnancy +19pp
Oocytes +3.2; fertilization higher
Birthweight +16%; litter +12-19%
Ovarian/testosterone ↑
Semen quality ↑
Oxidative stress↓, oocytes↑
Inflammation↓, embryos↑
+1.1% laying rate
better litter/hatchability
sperm integrity: dose-sensitive
Symptoms -52%
Fertility +motility
Sperm count/concentration ↑
Pregnancy outcomes improved
Sperm quality +12–26%
Hormones shift fertility
Sperm +3.82 Mil/ml; motility
Cycle −42.9 days; conception x3.9
BV symptoms unchanged
Motility +10.4pp
Count +11.9M/ml
Sperm quality ↑
Concentration,motility,morphology
Sperm concentration +2x
Motility preserved in storage
Oxidative stress ↓
Retinoic signaling ↑4x
Motility +43%
Testosterone +16%
LH/testosterone ↓
HMG −60%
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