Complete published formula
The published formula lists 18 ingredients in two groups: nine botanicals and nine supporting nutrients.
Formula list reviewed August 17, 2026
The ingredient names below reflect the current public product information reviewed for this website. Exact ingredient amounts are not publicly confirmed in a readable label panel. Always check the bottle received because formulations and labeling can change.
| Ingredient | Group | General nutritional context | Important note |
|---|---|---|---|
| Bitter melon | Botanical | Studied in metabolic nutrition contexts | Ask first with diabetes medication |
| Cinnamon | Botanical | Botanical and antioxidant context | Species and amount are not confirmed |
| Licorice root | Botanical | Traditional botanical use | May be unsuitable with blood-pressure or heart conditions |
| Gymnema sylvestre | Botanical | Studied in glucose-metabolism contexts | Ask first with diabetes medication |
| Banaba | Botanical | Studied in metabolic contexts | Extract standardization is not confirmed |
| Mulberry fruit | Botanical | Plant nutrient and antioxidant context | Fruit is listed; do not substitute leaf evidence |
| Yarrow | Botanical | Traditional botanical use | Ask first with allergies, pregnancy or medication |
| Cayenne | Botanical | Circulation and digestive research context | May cause digestive sensitivity |
| Juniper berry | Botanical | Traditional botanical use | Ask first with kidney disease or pregnancy |
| L-taurine | Supporting nutrient | Amino-acid-related cardiovascular nutrition | Product amount is not confirmed |
| Alpha lipoic acid | Supporting nutrient | Antioxidant and metabolic research context | Ask first with diabetes medication |
| Vitamin C | Vitamin | Normal antioxidant function | Daily Value is not confirmed |
| Vitamin E | Vitamin | Normal antioxidant function | Ask first with blood thinners |
| Biotin | Vitamin | Normal macronutrient metabolism | Can interfere with some laboratory tests |
| Magnesium | Mineral | Normal muscle, nerve and energy functions | Form and elemental amount are not confirmed |
| Zinc | Mineral | Normal immune and antioxidant functions | Consider other zinc sources |
| Manganese | Mineral | Normal energy and antioxidant functions | Consider overlapping mineral supplements |
| Chromium | Mineral | Normal macronutrient metabolism | Ask first with diabetes medication |
Ingredient-by-ingredient guide
The published forms below come from current retailer material. Research context describes the ingredient generally—not a proven ColestZen result. Exact amounts, chemical forms and extract standardization should be confirmed on the bottle.
What it is: An extract of Momordica charantia fruit.
Research context: Studied in glucose- and metabolic-nutrition settings, but clinical evidence remains limited and inconsistent.
Important check: May add to the effects of glucose-lowering medication. The product dose is not confirmed.
What it is: Cinnamon bark; the species is not publicly confirmed.
Research context: Studied for metabolic outcomes, but results vary by species, preparation and dose.
Important check: Cassia cinnamon can contain coumarin; liver conditions and medication use deserve professional review.
What it is: An extract of licorice root; glycyrrhizin content is not confirmed.
Research context: A traditional botanical whose composition materially affects safety.
Important check: Licorice can affect blood pressure and may be unsuitable with heart or kidney conditions and some medicines.
What it is: Powder from Gymnema sylvestre leaves.
Research context: Investigated in glucose-metabolism research; study preparations cannot be assumed to match this formula.
Important check: Potential additive effects with diabetes medication have been discussed in safety literature.
What it is: Leaf extract from Lagerstroemia speciosa.
Research context: Banaba and corosolic acid have been studied in metabolic contexts.
Important check: The extract ratio, corosolic-acid standardization and amount in ColestZen are not publicly confirmed.
What it is: Powder identified as mulberry fruit, not mulberry leaf.
Research context: Fruit contains plant compounds studied in antioxidant and nutrition research.
Important check: Leaf-specific studies should not be used as proof for fruit powder or the finished formula.
What it is: Whole-herb powder from a traditional botanical.
Research context: Human evidence for the marketed cardiovascular or metabolic outcomes is limited.
Important check: Plant-family allergies, pregnancy and medication use warrant professional guidance.
What it is: A Capsicum-derived extract; capsaicinoid standardization is not confirmed.
Research context: Capsicum preparations are studied in circulation, metabolism and digestive contexts.
Important check: Oral cayenne can cause digestive irritation in some people.
What it is: Powder from juniper berries.
Research context: A traditional botanical with limited human evidence for the product’s marketed support roles.
Important check: Kidney conditions, pregnancy and medication use should be discussed with a professional.
What it is: An amino-acid-related compound naturally present in the body and foods.
Research context: Taurine has been studied in cardiovascular and metabolic nutrition.
Important check: Research doses cannot be mapped to ColestZen without a confirmed product amount.
What it is: A compound involved in cellular energy processes and antioxidant systems.
Research context: Studied in metabolic and neurologic settings; this does not establish a ColestZen outcome.
Important check: Ask first when using glucose-lowering medication or managing a glucose-related condition.
What it is: An essential water-soluble vitamin.
Nutritional role: Contributes to normal collagen formation and antioxidant protection.
Important check: The form, amount and percentage Daily Value in ColestZen are not publicly confirmed.
What it is: A group of fat-soluble antioxidant compounds.
Nutritional role: Contributes to protection of cells from oxidative damage.
Important check: High supplemental intakes can matter with anticoagulant or antiplatelet medication.
What it is: A water-soluble B vitamin.
Nutritional role: Functions as a cofactor in normal fatty-acid, glucose and amino-acid metabolism.
Important check: Supplemental biotin can cause falsely high or low results in certain laboratory tests.
What it is: An essential mineral; the salt form is not confirmed.
Nutritional role: Supports normal muscle, nerve, energy and enzyme functions.
Important check: Elemental magnesium differs by chemical form and can interact with some medicines.
What it is: An essential trace mineral.
Nutritional role: Supports normal immune, protein-synthesis and antioxidant functions.
Important check: Long-term high intake can affect copper status; include other supplements when checking totals.
What it is: An essential trace mineral.
Nutritional role: Participates in normal metabolism and antioxidant enzyme activity.
Important check: The product amount is unknown, so overlapping mineral supplements should be reviewed.
What it is: An essential trace mineral; the chemical form is not confirmed.
Nutritional role: Contributes to normal macronutrient metabolism.
Important check: People using diabetes medication should discuss supplemental chromium with a qualified professional.
The ingredient list does not establish the amount, chemical form, extract ratio, standardization or Daily Value for each component. Those details matter when comparing a supplement with research or checking medication interactions.
Research on one ingredient does not prove that the complete ColestZen formula produces the same outcome. Study doses cannot be assumed to match this product.