Piperine
A compound in black pepper that can affect absorption and metabolism of other substances.
THE PURSER WELLNESS ENCYCLOPEDIA
Explore the
health encyclopedia.
2396 resources251 matching listings grouped; alternative sources stay available.
What’s searchable?Pomegranate
A fruit whose arils, juice and extracts differ in fiber and concentration.
Potassium
Helps fluid balance, nerve signaling and muscle contraction.
PQQ (Pyrroloquinoline Quinone)
A compound sold in supplements; it is not an established essential human vitamin.
Pycnogenol
A trademarked extract of French maritime pine bark.
Quercetin
A flavonoid present in onions, apples and other plant foods.
Resveratrol
A plant compound found in grape skins and some other foods.
Rhodiola
An herb whose root extracts are sold in supplements.
Selenium
Is part of proteins involved in thyroid hormone metabolism and antioxidant defense.
L-Serine
An amino acid used in protein synthesis and other metabolic processes.
Shiitake
An edible mushroom also sold in concentrated preparations.
Strontium
An element with chemical similarities to calcium; supplemental strontium is not a substitute for calcium.
Search looks for your words in titles, descriptions, available articles, learning guides, and video captions when available. The closest matches appear first. Duplicate posts are grouped, with links to other places you can read or watch them. Books, chapters, and reports have topic guides here; the original files and full book text are not available in this encyclopedia. Subscriber posts include a title and public summary; open Substack to read the full post.
