Herbs of Gold Acetyl L-Carnitine contains 500mg of carnitine, an amino acid that supports energy production and muscle performance. • Acetyl L-Carnitine is a specific form of carnitine that has the ability to cross the blood brain barrier.

Nutritional support Herbs of Gold Tyrosine 1000 provides high-strength tyrosine in a convenient tablet dosage form. Tyrosine is an essential precursor for the synthesis of neurotransmitters and thyroid hormones.  

Immunity & Colds Herbs of Gold Lysine 1000 + Olive Leaf contains high-strength lysine to reduce symptoms of facial cold sores.   Lysine 1000 + Olive Leaf contains 1000mg of the amino acid lysine plus a st

L-Tyrosine is a natural amino acid that is essential for maintaining healthy mental and physical athletic performance. L-Tyrosine is a precursor to many neurotransmitters including adrenaline and dopamine which contribute to energy and focus. L-Tyrosine also supports the normal production of thyroid hormones which...

Griffonia seed contains naturally high levels of 5-htp (5-hydroxytryptophan) which is an amino acid our body naturally produces from the essential amino acid L-tryptophan. EACH SERVE CONTAINS 99 MG OF 5-HYDROXYTRYPTOPHAN (5-HTP)How to use:Serving Size: 1 Capsule Consume 1 serve daily or as recommended by your health...

HMB, or beta-hydroxy beta-methylbutyrate, is a metabolite of Leucine, one of the three branched-chain amino acids (BCAAs). Leucine is considered the king of the amino acids because it has such a profound impact on MPS (muscle protein synthesis). HMB is 20x stronger than Leucine...