Sentences with phrase «occurring alkaloid»
What it has: Huperzine A is a naturally - occurring alkaloid.
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The reason: Black pepper contains piperine, a naturally - occurring alkaloid that gives black pepper its pungency.
Not exact matches
The presence of alkaloids — naturally occurring toxins produced by trees and other plants — has long been suspected in smoke from forest fires, but the new study is the first to detect the compounds coming directly from a blaze.
Caffeine is a plant alkaloid that occurs naturally in coffee, tea, guarana, and cola nuts.
Caffeine is one of many alkaloids (including theophylline and theobromine) which occur naturally and in varying amounts in leaves, seeds, and fruits of more than 60 plants.
Avena sativa contains remarkable, naturally occurring phenolic alkaloids (polyphenols) that are called avenanthramides.
Betaine is a sweet tasting alkaloid that occurs in sugar beets.