There is provided a solid-supported hydroxy amino acid or a solid-supported amino alcohol of Formula (I) as defined herein. There is further provided a method of making the solid-supported hydroxy amino acid or the solid-supported amino alcohol. There is further provided a method of making a peptide alcohol by using the solid-supported hydroxy amino acid or the solid-supported amino alcohol. There is also provided a peptide alcohol, obtained by using the solid-supported hydroxy amino acid or the solid-supported amino alcohol. There is also provided a stapled peptide alcohol and medical uses thereof.