Yeh to get in to ketosis you need to be fewer than 50 gram of carbs a day I think it is....your liver then releases ketones...they have many effects on the body...if weight loss is your goal ...then ketones are great because they burn body fat....
For me those channels are great for info....but the big thing I took from them was the comments left by the thousand of people that have done and changed there life round....there people that have dramatically changed and healed there numerous illness....
Fibre is a complete myth..mate....I go the loo now once a day ...rather than the 5 or