Supplement Label Index

Quercetin Dihydrate

Quercetin Dihydrate is a tier 2 form of Quercetin, used in 2,191 on-market products .

2,191
on-market products
tier 2
quality tier
n/a
elemental fraction

Why this tier: Standard unformulated quercetin (aglycone/dihydrate) used in most human RCTs; documented poor solubility and oral absorption (Riva 2019).

Source: Serban MC et al. 2016, J Am Heart Assoc 5(7):e002713, PMID 27405810; Riva A et al. 2019, PMID 30328058

Trend

306229.515376.5020122014201620182020202220242025

Brands using this form

BrandProducts
Source Naturals72
Pure Encapsulations36
Life Extension35
DC34
Purity Products33
Emergen-C31
Wonder Laboratories29
Douglas Laboratories28
Bluebonnet26
XYMOGEN24
Ortho Molecular Products23
Metagenics22
Designs for Health21
NutriCology20
Terra Origin20
The Vitamin Shoppe20
Allergy Research Group18
Bluebonnet Super Earth17
FRS17
GNC SuperFoods16
Herbadiet16
NaturesPlus AgeLoss16
NuMedica16
Nutri-West16
Perque16