The organs I eat are grassfed from New Zealand. I take Paul Saladino’s heart and soil organ supplement. I believe those are regeneratively raised cows. I don’t really notice any difference when I had taken the magnesium supplements
Discussion
Not all are supplements are created the same
Not all have the same bioavailability
If you're profoundly low and aren't taking enough to really catch up, you might not notice a difference. It may take longer.
Then again, it just may not be your issue, too.