Medically reviewed by Allison Herries, RDN L-tyrosine is an amino acid that's often used in supplements to improve cognitive ...

“L-tyrosine is a precursor to dopamine, the neurotransmitter that aids in motivation, mood regulation, and pleasure,” says ...

The combination of 14 key ingredients including vitamin B12, l-tyrosine, iodine, ashwagandha root, and more helps maintain the normal function of a healthy thyroid. We also appreciate that the ...

The combination of selenium and zinc supplements with potassium iodine, l-tyrosine supplement, and ashwagandha capsules creates a powerful blend that is designed to support healthy thyroid ...

l-tyrosine supplement, and ashwagandha capsules and the results are amazing. Normal thyroid vitamins and supplements contain selenium 200mcg. However, Clean Nutra has officially created an even ...