Stability assay of EGCG and 4′′-C₁₄ EGCG in PBS buffer at pH 7.4. UV-Visible absorption experiments were performed in duplicates and one representative set of data is shown. The data are expressed as (mean ± SEM).

Time	Degradation (%) in PBS at pH 7.4
	EGCG	4′′-C14 EGCG
5 h	36.52 ± 3.06	20.51 ± 0.93
24 h	50.72 ± 2.27	27.80 ± 1.43