Rhonda Patrick· PhD
One camp says IGF-1 is driven exclusively by amino acids. The other camp says, no, it's actually driven by amino acids and carbohydrates. And carbohydrates indirectly via insulin.
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The headline is broadly defensible, but the qualifications matter. Effect sizes vary by population, the strongest claims rest on shorter trials, and credible voices push back on how it's typically framed.
One camp says IGF-1 is driven exclusively by amino acids. The other camp says, no, it's actually driven by amino acids and carbohydrates. And carbohydrates indirectly via insulin.
Every Sunday: the week’s new conflicts and verdict changes — and nothing else.
Native comments, Twitter mentions, and Reddit threads about this claim — surfaced together so the conversation isn't fragmented across platforms.
Bookmarking — the dossier-vs-overview split is the right call. Most of the time I want overview; sometimes I want receipts.
Would love a "what would change this verdict" RSS feed. Sign me up if it exists.
So it's for that reason that I think that insulin and carbohydrate do play an important role in the IGF pathway.