According to research, you should eat your post-workout meal within 45 minutes, as a delay of carb consumption by as little as 2 hours after a workout тАЬmay lead to as much as 50 percent lower rates of glycogen synthesisтАЭ.

Source: https://indianexpress.com/article/lifestyle/fitness/best-post-work-out-pre-work-out-snacks-8544196/

After an animal has been slaughtered the glycogen in the muscles, in a rested and healthy animal, turn to lactic acid and that results in tender tasty meat.

Source: https://www.farminglife.com/country-and-farming/eating-good-meat-doesnt-need-to-be-a-luxury-try-to-explore-cheaper-cuts-4122923