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High-Dose FOS Supplements

31 products above 225 mg

31 supplements contain high-dose FOS (above 225 mg). The highest dosage product is Ultimate Flora Probiotic Ultimate Care 200 Billion at 2000 mg.

Low Dose (32)High Dose (31)

High-Dose Products (sorted by dosage)

ProductBrandDosage% DV
Ultimate Flora Probiotic Ultimate Care 200 BillionRenew Life2000 mg
Ultimate Flora Super CriticaldiscontinuedRenew Life2000 mg
Extra Care Ultimate Flora Probiotic 200 BillionRenew Life2000 mg
Ultimate FloraMax Super Critical 200 BilliondiscontinuedAdvanced Naturals2000 mg
Ultimate Flora Probiotic Extra Care 200 BillionRenew Life2000 mg
D-Mannose ComplexdiscontinuedDaVinci Laboratories Of Vermont1000 mg
D-Mannose ComplexdiscontinuedDaVinci Laboratories of Vermont1000 mg
Spore Probiotic Powderyoutheory1000 mg
Flora BabydiscontinuedRenew Life950 mg
Ultra Probiotic for SeniorsSwanson750 mg
Ultra Probiotic For SeniorsdiscontinuedSwanson750 mg
Ultra Pure Probiotic 18Vital Nutrients560 mg
Probiotic 18 PlusdiscontinuedVital Nutrients560 mg
Spectra GreensdiscontinuedDaVinci Laboratories Of Vermont500 mg
Acidophilus D.R.Progressive Professional from Progressive Laboratories500 mg
Probiotics Fortified With FOSdiscontinuedHealth Thru Nutrition Naturally500 mg
Microencapsulated Probiotic with FOSdiscontinuedHealth Thru Nutrition500 mg
Probiotic 6 Strains + 500 mg FOS 10b cfuHealth Thru Nutrition500 mg
Probiotic ComplexdiscontinuedSwanson Ultra400 mg
ProbioticMetabolic Maintenance350 mg
Probiotic Extra StrengthMetabolic Maintenance300 mg
Maximum Vibrance ChocolatediscontinuedVibrant Health300 mg
Maximum VibrancediscontinuedVibrant Health300 mg
Mucosal FactorsIntegrative Therapeutics270 mg
NF Formulas Spectra ProbioticIntegrative Therapeutics270 mg
Spectra ProbioticdiscontinuedIntegrative Therapeutics270 mg
Advanced Therapeutics Glucosamine Chondroitin MSM Ultra Rx-Joint Liquid Honey Lemon FlavordiscontinuedNature's Plus250 mg
Advanced Therapeutics Glucosamine Chondroitin MSM Ultra Rx-Joint Liquid Delicious Honey Lemon FlavordiscontinuedNature's Plus250 mg
Advanced Therapeutics Glucosamine Chondroitin MSM Ultra Rx-Joint Liquid Honey Lemon FlavordiscontinuedNaturesPlus250 mg
Joint Formula French Vanilla FlavordiscontinuedGreens Today250 mg
Ultimate YouthYoungevity225 mg

Frequently Asked Questions

What is considered high-dose FOS?

Based on 162 products in the NIH DSLD database, high-dose FOS supplements contain 225+ mg.

Is high-dose FOS safe?

This site presents supplement label data only. Consult a healthcare professional before taking high doses of any supplement, including FOS.