Products

Label data from official national databases and brand websites, as declared; not lab-verified.

Ingredient

Min (mg)

Max

Country

Dosage form

Source

Brand	Product	Per day	Country	Source
VitalBulk	Vitamin B-1 250 mg Capsule	250 mg	United States	US NIH DSLD
VitalBulk	Vitamin B-1 500 mg Capsule	500 mg	United States	US NIH DSLD
PhysioLogics	B-1 250 mg Thiamin HCl	250 mg	United States	US NIH DSLD
BIOVEA	Vitamin B1 High Potency 500 mg	500 mg	United States	US NIH DSLD
OL Olympian Labs	Vitamin B-50	50 mg	United States	US NIH DSLD
Bronson Laboratories	Vitamin B1 100 mg	100 mg	United States	US NIH DSLD
Allergy Research Group	Multi-Vi-Min without Copper & Iron	60 mg	United States	US NIH DSLD
BulkSupplements.com	Vitamin B1 Thiamine Mononitrate Capsules 100 mg	100 mg	United States	US NIH DSLD
Ultra Plan	Liquid B-12 Natural Raspberry Flavor	1.5 mg	United States	US NIH DSLD
Life Extension	Daily C + Citrus Flavor	0.76 mg	United States	US NIH DSLD
NutriCology	Multi-Vi-Min without Copper & Iron	60 mg	United States	US NIH DSLD
Douglas Laboratories	Vitamin B1 100 mg	100 mg	United States	US NIH DSLD
NutriCology	Multi-Vi-Min	60 mg	United States	US NIH DSLD
Carlson	B-1 100 mg Thiamin	100 mg	United States	US NIH DSLD
Natural Grocers by Vitamin Cottage	B1 100 mg	100 mg	United States	US NIH DSLD
NewtonEverett	Mega Multi Vitamin C + E + Calcium + B1 + B2	50 mg	United States	US NIH DSLD
Mason Natural	Vitamin B1 100 mg	100 mg	United States	US NIH DSLD
BulkSupplements.com	Thiamine HCl (Vitamin B1)	100 mg	United States	US NIH DSLD
Mason Natural	Vitamin B1 100 mg	100 mg	United States	US NIH DSLD
BulkSupplements.com	Thiamine HCl (Vitamin B1)	100 mg	United States	US NIH DSLD
Dr. Clark Research Association Dr. Clark Zentrum	Vitamin B1 500 mg	500 mg	United States	US NIH DSLD
Dr. Clark Store	Vitamin B1 500 mg	500 mg	United States	US NIH DSLD
BulkSupplements.com	Thiamine Mononitrate Vitamin B1 Powder 200 mg	162 mg	United States	US NIH DSLD
Earthborn Elements	Vitamin B1	525 mg	United States	US NIH DSLD
Herb-Science	Vitamin B1	6 mg	United States	US NIH DSLD
BulkSupplements.com	Thiamine Mononitrate Vitamin B1 Powder 200 mg	162 mg	United States	US NIH DSLD
BulkSupplements.com	Vitamin B1 (Thiamine Mononitrate)	92 mg	United States	US NIH DSLD
AvPak	Vitamin B1 100 mg	100 mg	United States	US NIH DSLD
Foods Plus	Vitamin B1 100 mg	100 mg	United States	US NIH DSLD
Ecological Formulas	Allithiamine (Vitamin B1) 50 mg	50 mg	United States	US NIH DSLD

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For information only; not medical advice. Talk to a doctor or pharmacist before starting or stopping any supplement.