Table 1.

A list of the tested compounds and the corresponding manufacturers

Compound	Manufacturer
L-arginine base	P.L. Thomas & Co
Disodium 5′-inosinate	P.L. Thomas & Co
Disodium 5′-guanylate	P.L. Thomas & Co
Disodium guanosine 5′-monophosphate	P.L. Thomas & Co
Disodium inosine 5′-monophosphate	P.L. Thomas & Co
L-carnosine	P.L. Thomas & Co
L-citrulline	P.L. Thomas & Co, Amax NutraSources, Inc.
ATP	Kyowa Hakko Kogyo Co.
L-ornithine aspartate	Kyowa Hakko Kogyo Co.
Citicoline	Kyowa Hakko Kogyo Co.
Caffeine anhydrous powder	Stauber Performance Ingredients
L-glutamine powder	Stauber Performance Ingredients
L-arginine HCl	Integrity Nutraceuticals International
Pinitol	Integrity Nutraceuticals International
β-hydroxy-β-methyl butyrate calcium salt monohydrate	Integrity Nutraceuticals International
Evodiamine	Integrity Nutraceuticals International
Ecdysterone	AIDP, Inc.
N-acetyl-L-cysteine	AIDP, Inc.
Taurine	AIDP, Inc.
SoLiteTM Blend	Designed Nutritional Products
Disodium inosinate I003-XX-SOD-PD-RRR	Triarco Industries
Chondroitin sulfuric acid	Novel Ingredient Services
Vita Blue Wild Blueberry Extract	Future Ceuticals
Humanofort 17-keto sulfate	Fitness Enterprise
Acetyl carnitine hydrochloride	Biosint USA
CarnisheildTM B94	Biosint USA
CDP-choline monosodium salt	Pro. Bio. Sint.
UMP disodium salt	Pro. Bio. Sint
Trimethyl Glycine TMG 20	no manufacturer
Diachrome	Nutrition 21
Sulbutiamine T-207	TSI
Ubidecarenone 5%	Nisshin Flour Milling
Calcium-ketoglutarate	EAS “CGK”
Magnesium Pidolate	Kelatron
Aspartate arginine	Sarcenor-Lab. Sarget Pharma
CLA Ultra Lean	Weider Body Shaper
Clarinol G-80	Loders Croklaan
Marinol D50 Omega 3	Loders Croklaan
Clarinol Gelcaps	Loders Croklaan
NKOTM 100% Krill Oil	Neptune Pharmaceuticals, Inc.
BioAstin Oleoresin 5% Astaxanthin	Cyanotech Corporation