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Aspartic acid on trial: no, it doesn’t boost testosterone

The evidence for D-aspartic acid boosting testosterone has been mixed. This trial used a high dose for a longer time to help settle the matter.

Study under review: The effects of d-aspartic acid supplementation in resistance-trained men over a three month training period: A randomised controlled trial

Introduction

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ho and what was studied?

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What were the findings?

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What does this study really tell us?

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The big picture

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Frequently Asked Questions

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What should I know?

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