| Inosine triphosphate | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Purine ribonucleotides | Details |
| L-Lactic acid | Organic compounds | Organic acids and derivatives | Hydroxy acids and derivatives | Alpha hydroxy acids and derivatives | Details |
| L-Aspartic acid | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |
| L-Cystine | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |
| Isocitric acid | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Tricarboxylic acids and derivatives | Details |
| Anserine | Organic compounds | Organic acids and derivatives | Peptidomimetics | Hybrid peptides | Details |
| Inosine | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleosides | Not Available | Details |
| Indoleacetic acid | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | Indolyl carboxylic acids and derivatives | Details |
| L-Acetylcarnitine | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Fatty acid esters | Details |
| Methylmalonic acid | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Dicarboxylic acids and derivatives | Details |
| Phenylpyruvic acid | Organic compounds | Benzenoids | Benzene and substituted derivatives | Phenylpyruvic acid derivatives | Details |
| N6-Acetyl-L-lysine | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |
| Oleic acid | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Fatty acids and conjugates | Details |
| Oxoglutaric acid | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | Gamma-keto acids and derivatives | Details |
| Phenylacetic acid | Organic compounds | Benzenoids | Benzene and substituted derivatives | Not Available | Details |
| Pantothenic acid | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Alcohols and polyols | Details |
| Myoinositol | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Alcohols and polyols | Details |
| N-Acetylgalactosamine | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Carbohydrates and carbohydrate conjugates | Details |
| Myo-inositol 1-phosphate | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Alcohols and polyols | Details |
| Ornithine | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |
| N-Acetyl-D-glucosamine | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Carbohydrates and carbohydrate conjugates | Details |
| Norepinephrine | Organic compounds | Benzenoids | Phenols | Benzenediols | Details |
| NADP | Organic compounds | Nucleosides, nucleotides, and analogues | (5'->5')-dinucleotides | Not Available | Details |
| Orotidylic acid | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Pyrimidine ribonucleotides | Details |
| Palmitic acid | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Fatty acids and conjugates | Details |
| NADPH | Organic compounds | Nucleosides, nucleotides, and analogues | (5'->5')-dinucleotides | Not Available | Details |
| L-Palmitoylcarnitine | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Fatty acid esters | Details |
| Oxalacetic acid | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | Short-chain keto acids and derivatives | Details |
| O-Phosphoethanolamine | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | Phosphate esters | Details |
| Oxoadipic acid | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | Medium-chain keto acids and derivatives | Details |