Mine is this little tidbit about Khaki’s from https://www.heddels.com/2019/05/history-khaki-anything-drab/
“Tried and tested by all the major powers, khaki-dyed, lightweight cotton twills became the de facto uniform for any colonizing power. If you were going to ship your boys abroad to pillage and conquer someplace in the Southern Hemisphere, khaki was your go-to color.”
The synthetics are usually inferior to natural products if you’re going high-end. There’s probably thousands of individual compounds in ambergris. Similarly, I’m guessing if you go for really bougie raspberry flavouring it’s more likely to use castoreum.