Andrew Huberman· PhD
So when it comes to saturated fat, there is some evidence that if you're too low on it, that yes, you can have a reduction in testosterone.
The evidence is convergent. Multiple independent sources reach the same conclusion, the underlying mechanism is well-characterized, and even the field's most cautious voices treat it as worth doing.
So when it comes to saturated fat, there is some evidence that if you're too low on it, that yes, you can have a reduction in testosterone.
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Number three, you need to make sure you get enough carbohydrates. On keto, I saw my testosterone go down below 500. I use honey, I use milk, I have fruit, I have squash. Get enough carbohydrates based on your activity level.
But the quality of your diet absolutely influences your body's ability to make testosterone.
Get enough calories, get enough carbohydrates was a big thing for me. Get enough saturated fat and get enough protein.