| Choline | Citicoline 250 mg | Cognizin (patented citicoline) 250 mg | Alpha GPC 50mg |
| Bacopa Monnieri | 150 mg (24% bacosides with 9 bioactives) | Synapsa 320 mg (patented extract) | 250 mg (20% bacosides) |
| Lion's Mane mushroom | 500 mg (full spectrum extract) | N/A | N/A |
| Rhodiola Rosea | 50 mg (3% rosavins, 1% salidrosides) | N/A | N/A |
| Phosphatidylserine | 100 mg (Sharp-PS Green) | 100 mg | N/A |
| Tyrosine | N-Acetyl-L-Tyrosine 175 mg | L-Tyrosine 175 mg | L-Tyrosine 250 mg |
| L-theanine | 100 mg (Suntheanine patented extract) | 100 mg | 100 mg |
| Maritime Pine Bark extract | 75 mg | N/A | N/A |
| Vitamins & Minerals | Vitamins B6, B9, B12 | Vitamins B6, B12, Pantothenic acid, Folic acid | Vitamins B1, B7, B12 |
| Ginkgo Biloba extract | N/A | 100 mg | N/A |
| DHA Complex | N/A | 100 mg (Omega-3 fish oil powder, DHA 15%) | N/A |
| Huperzia Serrata | N/A | 5 mg (1% huperzine) | 20 mg (0.5% huperzine) |
| Vinpocetine | N/A | 5 mg | N/A |
| Lutemax 2020 | N/A | N/A | 20 mg |
| Cat's Claw (Uncaria tomentosa) | N/A | N/A | 175 mg |
| Oat Straw Extract | N/A | N/A | 150 mg |
| Resveratrol | N/A | N/A | 14.3 mg |
| Pterostilbene | N/A | N/A | 140 mcg |
