In contrast, injected BPC-157 may produce noticeable effects within days
Multivitamins often include B12 at 5 to 25 micrograms (mcg), which may be sufficient for some
Small human trials connect certain peptides to enhanced ovarian response or superior embryo quality in assisted reproduction, but sample sizes are limited and protocols differ
198 Scores showing strong adherence to the healthy dietary patterns including the Mediterranean, Prudent, and DASH (Dietary Approaches to Stop Hypertension) diets, all of which are characterized by high intakes of fruits, vegetables, and whole grains, have been associated with improved sperm parameters in studies involving men with infertility
Results vary considerably across individuals, and some men report no benefit at all