SuppScore

Ingredient form · FOS / Inulin (Prebiotics)

FOS

Also sold as Fructooligosaccharides.

Rating
Great
Multiplier
×1
Rank among FOS / Inulin (Prebiotics)
3 of 8
Updated
2 Sept 2026

Part of FOS / Inulin (Prebiotics)

How FOS compares

VersusApple Pectin×1.25Absorbs better in our grading, at ×1.25.VersusFS2-60 (Full-spectrum FOS)×1.25Absorbs better in our grading, at ×1.25.VersusFOS fibre×1Graded the same, at ×1.VersusInulin×1Graded the same, at ×1.

Or see every form ranked by absorption evidence.

Products using FOS

Scored products that list it on the label, highest scoring first. Ordering is by SuppScore only. We have no commercial relationship with any brand shown.

Intimate Probiotic Complex

Bettervits

Intimate Probiotic Complex

SuppScore 66
Intimate Probiotic

Bettervits

Intimate Probiotic

SuppScore 65
Complete Fibre Complex

Viridian Nutrition

Complete Fibre Complex

SuppScore 52
Multivitamin Tablets For Adults 50+

Carbamide Forte

Multivitamin Tablets For Adults 50+

SuppScore 48
Kids Immunity Gummies

Tonic Health

Kids Immunity Gummies

SuppScore 34
Immunity Gummy For Kids

Tonic Health

Immunity Gummy For Kids

SuppScore 34
Pro Bio Cultures - 90 Vegan Capsules

Nutravita

Pro Bio Cultures - 90 Vegan Capsules

SuppScore 31
Probiotic for your Vaginal Microbiome & Women's Health

SMART STRAINS

Probiotic for your Vaginal Microbiome & Women's Health

SuppScore 30
ZinoBiotic+

Zinzino

ZinoBiotic+

SuppScore 21

References

  1. pubmed.ncbi.nlm.nih.gov
  2. pubmed.ncbi.nlm.nih.gov
  3. pmc.ncbi.nlm.nih.gov

Reviewed by the SuppScore advisory board

Every score on this page is computed from the SuppScore ingredient database using our published scoring rules. Our advisory board maintains those rules and the ingredient data behind them, and takes no payment from the brands whose products are scored.

Meet the advisory board · Last reviewed 2 Sept 2026

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Other FOS / Inulin (Prebiotics) forms

All forms ranked