
L-arginine is found in a lot of different foods, like nuts, fish, cheese, and meat. Also, supplements have bigger amounts of L-arginine. The amino acid helps treat mild penile dysfunction and makes people more sexually attractive.<br />
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L-arginine increases blood flow to the penile regions in the body, which helps erections last longer and be stronger. A study in the National Library of Medicine [1] says that taking l-arginine supplements by mouth can help treat mild erectile dysfunction caused by blood vessel problems.
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