In his mea culpa, Fernando Vina said, he didn't think HGH helped that much.
There has never previously been an effective test for HGH, which stimulates muscle and tissue growth.
That is what has happened with the HGH testing provision contained within the collective bargaining agreement.
The omens for a successful implementation of a HGH test before next summer are not auspicious.
Clemens and McNamee have said Ms. Clemens received an HGH injection, though they differ on the details.
WSJ: Roger Clemens Trainer, Brian McNamee Says He Kept Drug Waste
One, pitcher Roger Clemens, was said by a former teammate, pitcher Andy Pettitte, to have taken HGH.
"He (Galea) never gave me HGH or any PEDs (performance-enhancing drugs), " Woods insisted.
In an affidavit filed with the House committee, Pettitte said that Clemens told him nearly 10 years ago that he used HGH.
"Steroid or HGH use is cheating, plain and simple, " ESPN.com's Wallace Matthews wrote.
"Let me be clear: I have never taken steroids or HGH (human growth hormone), " Clemens insisted in his opening statement.
As part of the drug agreement, testing for hGH will occur during Spring Training, during the off-season, and for reasonable cause.
FORBES: MLB Becomes the First League to Implement HGH Testing
Apparently the committee members didn't buy Clemens' repeated assertion during the hearing that Pettitte "misremembered" the specifics of their HGH conversation.
He was asked whether he had taken human growth hormone (HGH) to aid his recovery from reconstructive knee surgery in 2008.
But one concern they brought up is that athletes, some of whom already inject HGH, might use this gene therapy instead.
Seven-time Most Valuable Player Barry Bonds also was implicated in HGH use but has said he never knowingly used banned substances.
And while there is currently no in- season testing, the parties also agreed to study expanding hGH testing to the regular season.
FORBES: MLB Becomes the First League to Implement HGH Testing
Meanwhile, Democrat Elijah Cummings grilled Clemens relentlessly over his denial of ever having spoken to friend and teammate Andy Pettitte about HGH use.
Mr. Clemens's lawyer, Michael Attanasio, urged Judge Reggie Walton to instruct the jury not to consider Mr. Pettitte's account of the HGH conversation.
Important aspects such as who will administer the HGH testing and what the specific appeals process are issues that remain to be resolved.
The IOC launched a project in 1996 called HGH 2000, which was supposed to deliver a test for the Sydney Olympics but failed.
In 2010, former top 100 player Wayne Odesnik, was suspended by the ITF after Australian customs officials found eight vials containing HGH in his luggage.
Already found to be of limited use as a pitchman by corporate America, Clemens stands no chance if steroids and HGH continue to stain his image.
On Tuesday, he said that in 2000, he gave Mr. Clemens injections of steroids six to 10 times, and injections of HGH 10 to 20 times.
The prosecution's case at a two-month trial had relied heavily on the testimony of McNamee, who told jurors he injected Clemens with steroids and HGH many times.
Pettitte also said Clemens backtracked when the subject of HGH came up again in conversation in 2005, before the same House committee held the first hearing on steroids in baseball.
While Woods admitted he had worked with controversial Canadian doctor Anthony Galea, now the subject of federal investigations in his home country, he vehemently denied ever taking HGH.
This past week, Major League Baseball and the MLB Players Association released their latest drug agreement, and with it, MLB now sees testing for human-growth hormone (hGH).
FORBES: MLB Becomes the First League to Implement HGH Testing
Responding to Clemens' insistence that he has used neither HGH nor steroids, McNamee stated that Clemens received injections of the drugs not doses of vitamins and pain relievers, as Clemens has said.
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