Other contenders include Anti-Gray Hair 7050, No More Gray with Catalase, and Anti Grey Pure by Absonutrix.

FORBES: A Pill To Prevent Gray Hair - Is It Finally On The Way?

Spinach, avocados, and liver are rich in catalase, so you could always try adding these to your diet for a more natural approach.

FORBES: A Pill To Prevent Gray Hair - Is It Finally On The Way?

All of these enzymes give drugmakers new targets for medications and supplements aimed at boosting levels of catalase, MSR A and B, and tyrosinase.

FORBES: A Pill To Prevent Gray Hair - Is It Finally On The Way?

Some experts have suggested that it may be more effective to supplement the minerals such as zinc and selenium that the body uses to produce catalase, MSR A and B, and tyrosinase, rather than take them directly.

FORBES: A Pill To Prevent Gray Hair - Is It Finally On The Way?

More catalase-based supplements are arriving everyday.

FORBES: A Pill To Prevent Gray Hair - Is It Finally On The Way?