H-Blocker is a other combinations supplement by iSatori in powder form, listing 32 ingredients in the NIH Dietary Supplement Label Database (DSLD), maintained by the Office of Dietary Supplements at the National Institutes of Health. Currently listed as on-market. Daily Value percentages shown below are based on FDA reference daily intake amounts for adults.
Ingredients listed on each label, against the other combinations category average of 21.8. Data from the NIH DSLD.
H-Blocker32
1,000 mg Vitamin C Acai Berry34
Other Combinations average21.8
H-Blocker lists 2 ingredients fewer than 1,000 mg Vitamin C Acai Berry. That is 10 above the other combinations average.
What the Label Data Shows
According to NIH DSLD label rows, H-Blocker sits in the top 6% of products with a countable formula by declared ingredient count.
With 32 ingredients on the label, H-Blocker is one of the more extensive other combinations supplement formulas from iSatori in the NIH Dietary Supplement Label Database (DSLD), sold in powder form. These ingredients span 12 nutrient categories, sugar, non-nutrient/non-botanical, other, fat, and 8 more, reflecting a multi-component formula rather than a single-nutrient product.
Across a broader 32-ingredient formula, 32 of 32 lack a percentage Daily Value in the available source record, leaving their regulatory reference status unspecified on this page.
Availability status shapes how this label record is best used. This product is currently listed as on-market in the DSLD, with its label first entered into the database on 2011-11-25. An on-market listing means the product is currently sold in the United States; the DSLD catalogs the label as submitted but does not independently verify the claims or evaluate safety or efficacy.
About the DSLD database
The DSLD is a label database, not an FDA approval list, under the 1994 DSHEA framework, dietary supplements do not require pre-market approval, and label information reflects what manufacturers self-declare rather than independent laboratory verification. This page presents factual label data for reference only and is not medical advice; consult a licensed healthcare provider before making decisions about any supplement.
Source: NIH Office of Dietary Supplements, Dietary Supplement Label Database (DSLD) Supplement label data for H-Blocker: ingredients, % Daily Value, market status, brand · 2026 DSLD captures manufacturer-self-declared label information; the NIH does not verify accuracy or evaluate safety/efficacy. Dietary supplements are regulated under DSHEA 1994, no pre-market FDA approval is required.
Nationwide supplements with similar label profiles
Two DSLD-derived peer sets for H-Blocker, both outside the iSatori brand so the neighborhoods are not catalog containment (the same-type Nearby block above stays type-local).
Similar ingredient count
Nearest cross-brand formulas by declared ingredient count (32 here).
Citrulline Malate, natural Caffeine, Malic Acid, +2 more
other
4
Calories, Calories from Fat, Natural and Artificial flavors, +1 more
fat
4
Total Fat, Saturated Fat, Trans Fat, +1 more
mineral
4
Magnesium, Chloride, Sodium, +1 more
amino acid
3
Beta-Alanine, Aspartic Acid, L-Histidine
botanical
2
Olive leaf extract, Beet powder
fiber
1
Dietary Fiber
protein
1
Protein
vitamin
1
Vitamin B6
blend
1
Hydrogen-Binder and pH Controlling Nutrient Matrix
complex carbohydrate
1
Xanthan Gum
Daily Value Coverage
0
Above 100% DV
0
Below 100% DV
32
%DV not reported in source
Frequently Asked Questions
What ingredients are in H-Blocker? ▼
H-Blocker contains 32 ingredients. By declared ingredient count it sits in the top 6% of DSLD products PlainVitamins places. Ingredients span 12 categories: sugar, non-nutrient/non-botanical, other, fat, mineral, amino acid, botanical, fiber, protein, vitamin, blend, complex carbohydrate.
Who manufactures H-Blocker? ▼
H-Blocker is currently manufactured by iSatori. It is classified as a Other Combinations supplement in powder form.
Is H-Blocker still available for purchase? ▼
Yes, H-Blocker is currently listed as on-market in the NIH DSLD database.
What is the serving size of H-Blocker? ▼
The serving size is not specified.
What type of supplement is H-Blocker? ▼
H-Blocker is classified as a "Other Combinations" supplement in the NIH database. This category includes products primarily composed of other combinations ingredients. The NIH DSLD tracks 9 supplement categories: Vitamin, Mineral, Botanical, Amino Acid & Protein, Non-Nutrient, Fat & Fatty Acid, Multi-Vitamin & Mineral, Botanical with Nutrients, and Other Combinations.
Data Sources & Methodology
Data as of 2025. Source: NIH Office of Dietary Supplements, Dietary Supplement Label Database (DSLD).
Supplement label data sourced from the Source: NIH Dietary Supplement Label Database (DSLD),
maintained by the Office of Dietary Supplements at the National Institutes of Health.
The DSLD contains label information from dietary supplement products marketed in the United States.
Daily Value (DV) percentages are based on Source: FDA 21 CFR 101.9 Reference Daily Intake (RDI) values for adults. Products marked "Off Market"
may no longer be available for purchase but their label data remains in the database for reference.
Disclaimer, Not Medical Advice
Label data from the Source: NIH Dietary Supplement Label Database (DSLD). This information is for educational and reference purposes only and does not constitute medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider before starting, stopping, or combining any dietary supplement, especially if you are pregnant, nursing, take prescription medication, or have a medical condition.