Hygric acid (N-Methyl-L-proline) is a proline analogue found in the citrus juices and the juice of bergamot.

Somatostatin-28 (1-12) is a somatostatin fragment which is monitored in brain tissue to track processing of somatostatin.

6-Benzylaminopurine, benzyl adenine or BAP is a first-generation synthetic cytokinin that elicits plant growth and development responses, setting blossoms and stimulating fruit richness by stimulating cell division.