Nonsteriods: amino acid based hormones: -AA derivates peptides, proteins, water soluble, surface receptors, fast and short lived. Hormones insulin, glucago, epinephrine s, norepinephrines, growth hormone, prolactin, oxytocin, antidiuretic hormone (ADH), thyroid stimulating hormones (TSH), follicle stimulating hormones (FSH), luteinizing hrom (LH)