Related by context. Frequent words. (Click for all words.) 71 phenylethylamine 63 suppresses appetite 62 seratonin 61 releases endorphins 60 amino acid tryptophan 59 mood enhancer 58 serotonin neurotransmitter 58 Lecithin 57 contains sildenafil 57 Endorphins 57 Chocolate Chocolate 57 anandamide 57 Artificial sweeteners 56 relaxes muscles 56 aids digestion 56 flavanoids 56 hormone secreted 55 neuropeptide Y 55 Tryptophan 55 L Arginine 54 theobromine 54 dehydrates 54 flavored yogurt 54 glycosides 54 naturally occurring substance 54 papain 54 oleocanthal 54 Uric acid 54 Inulin 54 vasodilator 54 noradrenaline 53 relaxant 53 Pheromones 53 chemical serotonin 53 naturally occurring substances 53 dopamine neurotransmitter 53 Glutathione 53 Arginine 53 berry flavored 53 DMAE 53 luteolin 53 neurotransmitters 53 Flavonoids 53 purines 52 theanine 52 bromelain 52 Ghrelin 52 Grapefruit juice 52 TRPM8 52 Pomegranate juice 52 Inositol 52 artificial flavoring 52 Lactic acid 52 Glutamate 52 hormone cortisol 52 dilate blood 52 Soluble fiber 52 Fructose 52 B Vitamins 52 Chocolate 52 body metabolizes 52 saponins 52 Quercetin 52 bioflavonoids 52 maltitol 51 Isoflavones 51 brain derived neurotrophic 51 neroli 51 Unsweetened 51 neurochemicals 51 taste receptors 51 phosphatidylcholine 51 endocrine glands 51 endorphins 51 neurotransmitter serotonin 51 trehalose 51 hormone oxytocin 51 calcium fortified 51 alpha lipoic acid 51 digestive enzyme 51 quencher 51 endocannabinoids 51 Hyaluronic acid 51 neurotransmitter acetylcholine 51 cells secrete 51 metabolise 51 neurotransmitter dopamine 51 fatty acid oxidation 51 Ginkgo Biloba 51 acetylcholinesterase 51 Polyphenols 51 Choline 51 chip cookies 50 licorice root 50 Dopamine 50 Tannins 50 dopamine 50 phytoestrogen 50 metabolised 50 serotonin 50 Vitamin B6