Plants containing menthol. Curiously, it is not the essential oil of mints ( Mentha spp.) the part of a plant which contains more menthol, but the essential oil of sunflower (Helianthus annuus), followed by mint species, such as Mentha arvensis, Mentha piperita, Mentha pulegium, and Mentha aquatica.
Tryptophan is a routine constituent of most protein-based foods or dietary proteins. It is particularly plentiful in chocolate, oats, dried dates, milk, yogurt, cottage cheese, red meat, eggs, fish, poultry, sesame, chickpeas, almonds, sunflower seeds, pumpkin seeds, spirulina, bananas, and peanuts.nly the L-stereoisomer of tryptophan is used in structural or enzyme proteins, but the R-stereoisomer is occasionally found in naturally produced peptides (for example, the marine venom peptide contryphan).
Foods High in Tryptophan. Amino acids help to create proteins that aid in neurotransmission messages to and from the brain. Tryptophan is an essential amino acid that plays a vital role in this process.Tryptophan is a precursor of 5-HTP or serotonin which is acquired from dietary sources.Tryptophan combines with vitamin B6, transforming into serotonin and niacin in the liver.mino acids help to create proteins that aid in neurotransmission messages to and from the brain. Tryptophan is an essential amino acid that plays a vital role in this process.