Caring for your mind is now a no-brainer. Natrol® Cognium™ energizes and protects your brain to keep your mind sharp and your memory strong. The only brain health supplement with an ingredient that’s backed by 9 human clinical trials, Cognium is the smart choice in brain health.†

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Clinically Proven Results

In 9 human clinical studies, Cognium’s unique silk protein has shown statistically significant cognitive improvements in adults, seniors and children in as little as 4 weeks when taken as directed. Learn more.

Safe & Effective

Cognium’s protein is found in the threads of silkworm cocoons. Silk proteins have been safely used in Eastern medicine for hundreds of years. Stimulant free, Cognium has been proven safe and effective in nine human clinical trials.