The VigRX Journal

Research, routines, and real guidance for the men who take their performance seriously.

Nitric Oxide and Circulation: The Science of Better Blood Flow

Nitric Oxide and Circulation: The Science of Be...

Stuart Mackinnon

Few molecules in the human body punch above their weight the way nitric oxide does. It is a colorless gas produced naturally by your cells, and it plays a central...

Nitric Oxide and Circulatio...

Stuart Mackinnon

Few molecules in the human body punch above their weight...

The Aphrodisiac Test: What Happens When VigRX Goes Through a Controlled Lab Study?

The Aphrodisiac Test: What Happens When VigRX G...

Stuart Mackinnon

The word aphrodisiac gets thrown around a lot. It shows up on product pages, in supplement marketing, and on the labels of things that have never been near a laboratory....

The Aphrodisiac Test: What ...

Stuart Mackinnon

The word aphrodisiac gets thrown around a lot. It shows...

Two Tests Ask the Hardest Questions About Safety. VigRX Passed Both.

Two Tests Ask the Hardest Questions About Safet...

Stuart Mackinnon

There are two safety tests pharmaceutical researchers use to ask the most fundamental questions about any new substance entering the body. One asks whether the ingredient can damage DNA. The...

Two Tests Ask the Hardest Q...

Stuart Mackinnon

There are two safety tests pharmaceutical researchers use to ask...

The ED Drug Problem in Men's Supplements & Why VigRX Chose to Test First.

The ED Drug Problem in Men's Supplements & Why ...

Stuart Mackinnon

There is a specific, documented problem in the men's sexual health supplement category. The FDA has issued repeated warnings about it. Researchers who test these products routinely find it. And...

The ED Drug Problem in Men'...

Stuart Mackinnon

There is a specific, documented problem in the men's sexual...

Mutagenicity Study of VigRX Tablets

Mutagenicity Study of VigRX Tablets

Stuart Mackinnon

What This Study Is This is a mutagenicity safety study, designed to determine whether VigRX tablets have the potential to cause genetic mutations in bacterial cells. The standard method used...

Mutagenicity Study of VigRX...

Stuart Mackinnon

What This Study Is This is a mutagenicity safety study,...

A Doctor Reviewed Every Ingredient in VigRX. Here Is What He Found.

A Doctor Reviewed Every Ingredient in VigRX. He...

Stuart Mackinnon

Before VigRX had a published clinical trial to point to, a New York physician named Henry S. Edelson, MD sat down with the supplement facts panel and went through every...

A Doctor Reviewed Every Ing...

Stuart Mackinnon

Before VigRX had a published clinical trial to point to,...

What Does Independent Science Say About VigRX? A Peer-Reviewed Study Says Quite a Lot.

What Does Independent Science Say About VigRX? ...

Stuart Mackinnon

Most men have seen the headlines before. A supplement makes a big claim, the science is thin, and nobody checks the label. So when VigRX was put in front of...

What Does Independent Scien...

Stuart Mackinnon

Most men have seen the headlines before. A supplement makes...

Rho-Kinase Inhibition Assay

Rho-Kinase Inhibition Assay

Stuart Mackinnon

This bioassay, conducted by Natural Remedies Pvt. Ltd. Bioassay Research Laboratory, identifies and quantifies a well-established physiological mechanism through which VigRX may support erectile function: inhibition of Rho-kinase II, an...

Rho-Kinase Inhibition Assay

Stuart Mackinnon

This bioassay, conducted by Natural Remedies Pvt. Ltd. Bioassay Research...

Evaluation of Aphrodisiac Activity of VigRX™

Evaluation of Aphrodisiac Activity of VigRX™

Stuart Mackinnon

This controlled preclinical study, conducted by Natural Remedies Pvt. Ltd. (Bangalore, India) in male albino Wistar rats, was designed to systematically evaluate the aphrodisiac properties of VigRX across multiple behavioral...

Evaluation of Aphrodisiac A...

Stuart Mackinnon

This controlled preclinical study, conducted by Natural Remedies Pvt. Ltd....

Pharmaceutical Contaminant Analysis — ED APIs

Pharmaceutical Contaminant Analysis — ED APIs

Stuart Mackinnon

HPLC Analytical Report, Flora Research Laboratories (2007) One of the most serious quality and safety concerns in the male sexual wellness supplement category is the illegal adulteration of products with...

Pharmaceutical Contaminant ...

Stuart Mackinnon

HPLC Analytical Report, Flora Research Laboratories (2007) One of the...

What's NOT Inside VigRX Matters Too

What's NOT Inside VigRX Matters Too

Stuart Mackinnon

GLP Bacterial Reverse Mutation Study (2007) The Ames bacterial reverse mutation test is one of the gold-standard assays used globally to determine whether a substance has the potential to cause...

What's NOT Inside VigRX Mat...

Stuart Mackinnon

GLP Bacterial Reverse Mutation Study (2007) The Ames bacterial reverse...

Long-Term Effects of VigRX™ — Additional Study

Long-Term Effects of VigRX™ — Additional Study

Stuart Mackinnon

Second Research Report (November 2005) This second report, submitted to AIBMR Life Sciences in November 2005 by the same Thai university research team, extended the observation period for VigRX to...

Long-Term Effects of VigRX™...

Stuart Mackinnon

Second Research Report (November 2005) This second report, submitted to...