L-arginine

will L-ARGININE realy make my cock harder?

L-Arginine. This ingredient is a natural amino acid that has been scientifically tested to increase penile blood flow and enhance sexual performance. In fact, the discovery of L-Arginine and genital blood flow has made it a Nobel Prize winning ingredient in sexual enhancement

http://www.showyourdick.org/member.php?w=196857

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You getting paid to post this by some company that sells L-Arginine?

Good point Swede- but others/PE forum, note L-arg. benefits too.
May be more specific to ones lifestyle/physiology etc. etc.
..

You know you've watched too much porn...
when you start recognizing the furniture.

Yes, it increases Nitrous Oxide that is needed for erections.

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In a word.......yes.

I take 1.5 grams in the morning and 1.5 grams in the evening.

7.0 x 6.0 usually

I was reading that L-arginine can make your penis bigger over time from forcing more blood in your penis. this sounds pain full.

http://www.showyourdick.org/member.php?w=196857

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There have been many informative threads about L-arginine around here, and using the search function to locate them isn't all that hard or "pain full" (sic). Before this thread dies out, I had to take note of a comment above: "Yes, it increases Nitrous Oxide that is needed for erections."

Nitrous oxide is laughing gas, not usually needed for erections (unless you're into that sort of thing).
"Nitric oxide" would be the correct term here.

You are an editor in real life, right?

oops, too much nitrous oxide!