Look into Adaptogens as well. Ashwaganda, Rhodiola, Ginseng
Ashwaganda my personal favorite, but there is several others that work well combating anxiety and stress
You need to do more bench work with the barbell. You shouldn't try to max lift every time you bench, that's where a lot of people make the mistake when it comes to improving their powerlifting game.
Do sets of 3, 5 and 8
Week 1 - 3/4 sets of 5
Week 2 - 3/4 sets of 8
Something similar to that...
The original Beastdrol was insane, strength increases were through the roof. Wouldn't buy anything from them anymore, a lot of the products are well overpriced
The more effective on a empty stomach but I wouldn't recommend them. Simple sugars will have you burned out fairly quickly if that's all you had before a workout, complex carbs are more ideal . Like Muskate mentioned, Tuna along with some brown rice will provide sufficient energy to blast...