Evidence supporting the use of: Pregnenolone
For the body system: Glandular System

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Synopsis

Source of validity: Traditional
Rating (out of 5): 2

Pregnenolone is a naturally occurring steroid hormone and precursor in the biosynthesis of many other steroid hormones, including progesterone, cortisol, and the sex hormones. Its use as a supplement to support the Glandular System—which comprises endocrine glands such as the adrenal, pituitary, and thyroid glands—is primarily based on traditional and theoretical rationale. Historically, pregnenolone was studied in the 1940s for potential benefits related to fatigue and arthritis, but widespread use declined once corticosteroids became available. The idea behind its supplementation is that, by providing a precursor, the body may better regulate hormone production and support overall glandular health. However, direct scientific evidence supporting pregnenolone's efficacy in maintaining or restoring glandular system function is limited. Some small studies and anecdotal reports suggest potential benefits for mood, memory, and stress response, largely attributed to its role in neurosteroid and hormone synthesis, but robust clinical data are lacking. As of now, there is insufficient scientific validation to support its use specifically for glandular system health, and its use remains more traditional or theoretical than evidence-based.

More about pregnenolone
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Other ingredients that support Glandular System

7,8-Dihydroxyflavone
7-Keto-DHEA
Acemannan
adrenal cortex
Agnuside
Ajuga
Alfalfa
Algae
amino acids
Anamarrhena
Anemarrhena
anemarrhena asphodeloides
animal protein
antler
Aralia
Ascophyllum nodosum
ashitaba
Ashoka
ashwagandha
Asteraceae
astragalus
babassu
babchi
banyan
barbasco
Barleria
basil
bee pollen
bee products
beef
Beef liver
Berberis (unspecified)
Bidens pilosa
black cohosh
black seed
bladderwrack
blue cohosh
bovine
bovine kidney
bovine liver
bovine pancreas
bovine protein
Brassica
Brazil nut
broccoli
Brown Algae
Brussel sprouts
Bulbine natalensis
Bupleurum
bupleurum falcatum
bасора
Camellia sinensis
Canscora
capsicum
caterpillar mushroom
Ceanothus integerrimus
Celastrus
chaga mushroom
chaste tree
Chinese mountain ant
Chinese thoroughwax
Cinnamomum
cinnamon
Clary sage
cod liver oil
Codonopsis
coenzyme Q10 (CoQ10)
colostrum
Coptis chinensis
cordyceps
cowage seed
cruciferous
Cucurbita
Cyanotis vaga
dandelion
deer velvet
Dendrobium
devil\'s club
DHEA
DHEA (dehydroepiandrosterone)
Didymocarpus
diiodotyrosine
DIM (diindolylmethane)
dioscorea
diosgenin
dong quai
dong quai root
dwarf morning glory
eleuthero
elk antler
essential oil blend
eucommia
Eucommia ulmoides
Eurycoma Longifolia
eurycomanone
Fadogia agrestis
false unicorn root
fat liver oil
fatty acids
fennel
fenuside
figwort
flat-stem milk-vetch
fo-ti
forskohlii root
forskolin
fruit and vegetable blend (proprietary)
fungus
furostanols
gamma linolenic acid (GLA)
ganoderma
garlic bulb
gastrodia
ginseng
Ginsenosides
Glycyrrhizin
gokhru
golden eardrops
gooseberry
Greek mountain tea
green tea
greens blend (proprietary)
guayusa
Gugglesterone
guggul
Guggulsterones
heal-all
Hedychium spicatum
herbal blend (proprietary)
Himalayan salt
horny goat weed
Indian nightshade
Indian sarsparilla
iodine
iron
isothiocyanates
jasmine
Jatamansi
jiaogulan
jujube
Kachnar
kale
kelp
ketosterones
L-tryptophan
l-tyrosine
Laminaria
lavender
Leptadenia
licorice root
lingzhi
linoleic acid (LA)
liquid liver fractions
lophatherum leaf
Loranthus
lotus seed
Lycium
maca
macaenes
macamides
magnesium
maitake mushroom
mandrake
manganese
Marjoram
Melatonin
Milk thistle
Molasses
Monoterpenes
Moringa
Mormon Tea
Motherwort
Mushroom
Nettle
Niacin (vitamin B3)
Nigella seed
noni
Nymphaea caerulea
oleanolic acid
omega-6 fatty acids
onion
Ophiopogon
oriental arborvitae
pantothenic acid (vitamin B5)
parsley
Pentacyclic triterpenoids
Phyllanthus
phytocannabinoids
Pipsissewa
Polygala
Polygonatum
polyphenols
pregnenolone
Progenin III
protein
Protodioscin
pumpkin
pyridoxal-5-phosphate (P-5-P)
red clover
Rehmannia
rehmannia glutinosa
reishi mushroom
Rhaponticum
Rhodiola
riboflavin (vitamin B2)
rockweed
Rosabin
Rosarin
rosavins
rose oil
Rosy conk
royal jelly
Safed musli
sage
Salmon Oil
Salvia
Sandalwood
Sapogenin
Sargassum
saw palmetto
Schisandrins
Schizandrol A
scrophularia root
seaweed
selenium
Selenocysteine
Selenomethionine
Self-Heal
Semecarpus anacardium
sesame
Sesquiterpenes
Shankhpushpi
Shataverins
Smilagenin
soybean
Sulforaphane
suma
Taraxacum
Tea
thyroid substance
Tinospora cordifolia
Tongkat ali
trace minerals
tribulus
Tribulus Terrestris
Trichilia catigua
Triterpenes
turmeric
turmeric
Typhonium flagelliforme
vegetable blend (proprietary)
Vegetable Protein
velvet bean
Vervain
Vetiver
vitamin A
vitamin B
vitamin B6
vitamin C
vitamin D
vitamin D3
vitamin E
Vitex Agnus-Castus
Vitexicarpin
Wakame
Watercress
Waterhyssop
wheat grass
whole adrenal glandular
Wild yam
Withanolides
Xanthorrhizol
Zinc
β-nicotinamide mononucleotide (NMN)

Other body systems supported by pregnenolone

Brain
Glandular System