Just find something - anything - you can be consistent with. You don't have to move mountains from day one. Do a little bit each day and over the course of a year you'll be shocked at the progress you've made. 10,000 foot mountains are made by growing 0.001" a day, every day, for a long time. Take the same approach.
Isn't this exactly the key? Reading about workout programs is the ultimate rabbit hole
Isometric, drop sets, time under tension, vitamins GOOD, vitamins hold back weight lifting gains, 15 reps, work to failure, low reps, cardio bad, cardio good....etc.
That's not even considering diet and macros
Hell I'm taking tumeric, vitamin D, collagen, creatine, and a rotation of multi vitamins.... I think they are helping, but...