product · release 2026-09-20

Natural Factors Ultimate Probiotic Critical Care 55 Billion

Structured fields rendered from the release dataset. Unknown values retain a reason; price is outside GIS.

Organisms, fibers and substances on this label

Printed organisms · observed

Organism list

Quantities reflect printed organism rows.

Printed name and notes	Normalized organism	Printed code	Printed deposit	Printed quantity	Flags
Bifidobacterium breve (HA-129)	Bifidobacterium breve	HA-129	not printed	11,000,000,000 CFU	T3; observed; quantity printed
Bifidobacterium longum (HA-135)	Bifidobacterium longum	HA-135	not printed	11,000,000,000 CFU	T3; observed; quantity printed
Lactobacillus paracasei (HA-196)	Lacticaseibacillus paracasei	HA-196	not printed	8,250,000,000 CFU	T3; observed; quantity printed
Lactobacillus plantarum (HA-119)	Lactiplantibacillus plantarum	HA-119	not printed	8,250,000,000 CFU	T3; observed; quantity printed
Lactobacillus acidophilus (HA-122)	Lactobacillus acidophilus	HA-122	not printed	5,500,000,000 CFU	T3; observed; quantity printed
Lactobacillus rhamnosus (HA-111)	Lacticaseibacillus rhamnosus	HA-111	not printed	5,500,000,000 CFU	T3; observed; quantity printed
Bifidobacterium lactis (HA-194)	Bifidobacterium lactis	HA-194	not printed	2,750,000,000 CFU	T3; observed; quantity printed
Bifidobacterium bifidum (HA-132)	Bifidobacterium bifidum	HA-132	not printed	2,475,000,000 CFU	T3; observed; quantity printed
Bifidobacterium infantis (HA-116)	Bifidobacterium infantis	HA-116	not printed	275,000,000 CFU	T3; observed; quantity printed

Pack, dose and cost

What the label says beyond the organisms

Pack: 30 Vegetarian Capsule(s) · Capsule
Serving: 1 Vegetarian Capsule(s) · 2 serving(s) a day
Days of supply: 15
Potency per day: 110,000,000,000 CFU
Cost per day: no observed price in this release
Printed claims: 2 on the label (All Other, Structure/Function). A printed claim is not evidence and does not enter any axis.
Other ingredients: 4 printed: Vegetarian Capsule, Potato Starch, Magnesium Stearate, Ascorbic Acid
Label target groups: Vegetarian, Adult (18 - 50 Years), Gluten Free, Sugar Free
Suggested use: Suggested usage: 1 capsule 1-2 times per day, with or without meals, or as directed by a health professional. If you are taking antibiotics, wait 2 hours before ingesting probiotics.
UPC: 0 68958 01817 1

Printed potency

Quantity on the label

55,000,000,000 CFU per serving across 9 of 9 printed organism rows; potency basis Potency is stated through expiry. 9 rows sit inside a proprietary blend, so their individual amounts are not disclosed.

Evidence behind the label

Located human trials per organism

Organism on this label	PubMed records indexed as human randomized controlled trials
Bifidobacterium bifidum	136
Bifidobacterium bifidum HA-132	2
Bifidobacterium breve	122
Bifidobacterium breve HA-129	1
Bifidobacterium infantis	58
Bifidobacterium infantis HA-116	0
Bifidobacterium lactis	260
Bifidobacterium lactis HA-194	No query was run under the current method.
Bifidobacterium longum	248
Bifidobacterium longum HA-135	1
Lacticaseibacillus paracasei	180
Lacticaseibacillus paracasei HA-196	1
Lacticaseibacillus rhamnosus	465
Lacticaseibacillus rhamnosus HA-111	0
Lactiplantibacillus plantarum	267
Lactiplantibacillus plantarum HA-119	2
Lactobacillus acidophilus	381
Lactobacillus acidophilus HA-122	3

Counts describe records matching each organism's published query, including trials of multi-ingredient products; they are not a count of trials of this product.

Context

Where this score sits

This formulation scores above 95.7% of the 4,101 scored formulations in this release. The score is a preference-dependent summary of the axes, not a health claim.

Other products carrying the same strain	Shared strain	Gut Index Score	Observed price
Natural Factors Ultimate Probiotic Critical Care 100 Billion	HA-129	93.49	not observed
Natural Factors Ultimate Probiotic 12/12 Formula 12 Billion	HA-129	71.08	not observed
Natural Factors Ultimate Probiotic 24/12 Formula 24 Billion	HA-129	71.08	not observed

A189.50

A284.50

GIS86.75

Axes 1–2

Traceability and studiedness

Evidence queries are incomplete. A2 uses the known matching records as a lower bound.

Scored using the available matching evidence. Identity: A commercial strain code is printed. Quantity disclosure: 100.0%. Potency: Potency is stated through expiry.

Axes 3–4

Measurement and brand panel

Not a measurement product, so this axis does not apply.

No brand review panel is published in this release.

Price column

Observed price

undefined: no permitted price observation in this release

Sensitivity

Preference-dependent summary

Preference interval 85.73–87.03; rank uncertainty 71.00–2747.00; rank class 1.

Versions

Typed label snapshot edges

38866 → 220932: snapshot comparison. One of these two snapshots carries no parsed ingredient rows, so the formulas cannot be compared. The registry states no change here rather than reading the whole formula as newly added.
75300 → 220932: snapshot comparison. One of these two snapshots carries no parsed ingredient rows, so the formulas cannot be compared. The registry states no change here rather than reading the whole formula as newly added.

Preference tool

Weights slider

The readout recomputes the arithmetic summary from the published component JSON. Axis fields remain primary.

A1A2—

Brand: Natural Factors — every published product of this brand, its potency basis and its observed reformulations.

Elsewhere in this release

Findings computed over the whole corpus: Potency basis census · Strain dose match · Supplier code network

Tools: Unit value calculator · DSLD product check

Citation

Cite this page

Ivitskiy, I. (2026). Natural Factors Ultimate Probiotic Critical Care 55 Billion. Gut Registry, release 2026-09-20. Elanvale Ltd. https://gutregistry.com/p/ultimate-probiotic-critical-care-55-billion/

The underlying tables are published under CC BY 4.0: this page as CSV · as JSON · full release and data dictionary. Cell-level provenance names the source record and its observation date.

Citable atoms

Release claims

Natural Factors Ultimate Probiotic Critical Care 55 Billion: 9 of 9 observed organisms name a strain, and 0 print a deposit identifier. Latest observed label 220932. Window: NIH DSLD snapshot Sep 2026.
9 / 9 observed organisms · NIH DSLD snapshot Sep 2026 · product.organisms · checked 2026-09-20T00:00:00Z · snapshot b7633f732437
Natural Factors Ultimate Probiotic Critical Care 55 Billion: 1 of 1 observed label snapshots state a potency basis; latest basis is through expiry. Quantities reflect printed organism rows. Window: NIH DSLD snapshot Sep 2026.
1 / 1 observed label snapshots · NIH DSLD snapshot Sep 2026 · product.potency · checked 2026-09-20T00:00:00Z · snapshot b7633f732437
Natural Factors Ultimate Probiotic Critical Care 55 Billion: 1 of 1 selected label snapshots have a numeric Gut Index Score; GIS 86.75 on the 100-point scale; rank class 1 of 4 across 3,279 scored formulations; nominal weights varied from 80.0% to 120.0% in preference sensitivity. Window: NIH DSLD snapshot Sep 2026.
1 / 1 selected label snapshots · NIH DSLD snapshot Sep 2026 · product.gis · checked 2026-09-20T00:00:00Z · snapshot b7633f732437
Natural Factors Ultimate Probiotic Critical Care 55 Billion has 1 observed versions across 1 formulation groups; last recorded edge type: same product. Window: NIH DSLD snapshot Sep 2026.
1 / 1 formulation groups · NIH DSLD snapshot Sep 2026 · product.versions · checked 2026-09-20T00:00:00Z · snapshot b7633f732437
Natural Factors Ultimate Probiotic Critical Care 55 Billion: 0 of 1 observed versions have numeric prices; latest price No numeric price observation is available in this release.. Window: NIH DSLD snapshot Sep 2026.
0 / 1 observed label versions · NIH DSLD snapshot Sep 2026 · product.price · checked 2026-09-20T00:00:00Z · snapshot b7633f732437

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