Regenerative protein thymosin beta-4 is a novel regulator of purinergic signaling
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EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA)

If youd like to look at all the data from this study (including data on live birth rates, adverse events, IVF/ICSI), you can check out this post: Type of supplement: N-acetyl-cysteine*: increased pregnancy rates (8 RCTs, 1,590 women) Melatonin*: increased pregnancy rates (7 RCTs, 678 women) Vitamin E : no difference in pregnancy rates (1 RCT, 103 women) Vitamin C : no difference in pregnancy rates (2 RCTs, 899 women) L-arginine : no difference in pregnancy rates (2 RCTs, 71 women) Vitamin D : no difference in pregnancy rates (1 RCT, 52 women) Vitamin B : no difference in pregnancy rates (1 RCT, 102 women) Myo-inositol + folic acid : no difference in pregnancy rates (1 RCT, 94 women) CoQ10*: increased pregnancy rates (4 RCTs, 397 women) L-carnitine*: increased pregnancy rates (2 RCTs, 450 women) Note that N-acetyl-cysteine and L-carnitine both had significant heterogeneity (variability) in their studies, so its less clear if these are effective

Mood and anxiety disorders precede development of functional gastrointestinal disorders in patients but not in the population