You need that seratonin to make the connection. Depression and anxiety also lower the seratonin. That's why you remember better when you are relaxed. The synaptic connections are enhanced by neuro-peptides from proteins, amino acids, protein. Soy powder, amino acid powder will help.
Bluegreen algae is a high concentration of amino acids.
For breakfast I may have a high protein amino acid drink in orange juice. You could have steak, chicken, eggs, tofu, nuts, fruit. I'll have to try it, although two weeks without sugar will be tough for me. You should keep a log, and ask a family member or friend to keep a log too. As with a drunk driver who doesn't think they are weaving all over the road, someone else may have a different perception.