Pectin, a type of fiber in the cell walls of plants, helps give plants their structure (1). Apple pectin is extracted from apples, which are some of the richest sources of fiber. Roughly 15–20% of the ...

Pectin is a naturally occurring thickener and stabilizer, helping jams, jellies, and fruit preserves set. Scientifically speaking, it’s a soluble fiber (a.k.a. a type of polysaccharide) found in the ...