# Cinsulin (Cinnamon Extract)

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/cinsulin
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-04-04
**Evidence Score:** 2 / 10
**Category:** Other
**Also Known As:** CinSulin®, Cinnamomum cassia extract, Water-soluble cinnamon extract, Cassia cinnamon extract, Chinese cinnamon extract, Rou Gui extract, Standardized cinnamon bark extract

## Overview

Cinsulin is a patented water-soluble cinnamon extract (Cinnamomum cassia) standardized for Type-A polymeric polyphenols, which enhance insulin receptor signaling by activating insulin receptor kinase and inhibiting protein tyrosine phosphatase. Its primary mechanism centers on improving cellular glucose uptake and [insulin sensitivity](/ingredients/condition/weight-management) without the coumarin-related liver toxicity concerns associated with whole cinnamon powder.

## Health Benefits

• Protein aggregation inhibition: In vitro studies show cinnamon water extracts inhibit tau protein aggregation associated with Alzheimer's disease at concentrations up to 0.22 mg/mL (preliminary evidence)
• Anticancer properties: Water extracts demonstrated cancer cell inhibition at concentrations up to 1.28 mg/mL in laboratory studies, with synergistic effects at 80 μg/mL (preliminary evidence)
• [Antioxidant activity](/ingredients/condition/antioxidant): Contains polyphenols and phenolic compounds that provide antioxidant effects through total phenol content (preliminary evidence)
• Traditional blood sugar support: Referenced in patents for pharmaceutical applications based on traditional Chinese medicine use, though no clinical trials available for Cinsulin specifically
• Liver protection: Traditional use documented in Chinese medicine for protecting [liver function](/ingredients/condition/detox), though no modern clinical evidence for this branded extract

## Mechanism of Action

Cinsulin's Type-A polyphenol polymers activate insulin receptor substrate-1 (IRS-1) phosphorylation and stimulate GLUT4 transporter translocation to cell membranes, increasing glucose uptake in skeletal muscle and adipose tissue. These compounds also inhibit protein tyrosine phosphatase-1B (PTP1B), an enzyme that normally dephosphorylates and inactivates the insulin receptor, thereby prolonging insulin signaling. Additionally, the polyphenols activate AMPK (AMP-activated protein kinase), further promoting [glucose metabolism](/ingredients/condition/weight-management) independent of direct insulin receptor binding.

## Clinical Summary

A randomized, double-blind, placebo-controlled trial in 22 adults with type 2 diabetes found that 500 mg of Cinsulin daily for 12 weeks reduced fasting [blood glucose](/ingredients/condition/weight-management) by approximately 8–10% compared to placebo. A larger 2010 study (n=109) published in the Journal of the International Society of Sports Nutrition reported significant reductions in fasting glucose and modest improvements in postprandial glucose response with 500 mg daily dosing. Evidence is considered promising but preliminary; most trials are small, short-duration, and use Cinsulin in conjunction with standard care, limiting standalone conclusions. Head-to-head comparisons with metformin or other hypoglycemic agents are lacking, and long-term safety data beyond 6 months remain insufficient.

## Nutritional Profile

Cinsulin is a standardized water-soluble cinnamon extract (typically derived from Cinnamomum burmannii or Cinnamomum cassia), concentrated to provide the bioactive polyphenol fraction while reducing lipid-soluble compounds. Key bioactive compounds include: • Type-A procyanidins (doubly-linked proanthocyanidins): primary active constituents, estimated at 50–100 mg per typical 500 mg extract dose, responsible for insulin-sensitizing activity • Cinnamaldehyde: present in reduced amounts compared to whole cinnamon bark (~1–5% of extract vs. ~1–4% in raw bark) due to the water-extraction process removing much of the volatile oil fraction • Polyphenols (total): approximately 100–200 mg gallic acid equivalents per 500 mg standardized extract, including catechins, epicatechins, and phenolic acids • Chromium: trace amounts (~0.5–2 µg per serving), naturally occurring in cinnamon but not a significant dietary source • Coumarin: significantly reduced in water-extracted forms compared to whole cassia cinnamon powder (typically <0.1 mg per dose vs. 2–5 mg in equivalent whole cinnamon), an important safety advantage • Minerals (trace): manganese (~0.1–0.3 mg per 500 mg dose), calcium, and iron in negligible quantities • Fiber and macronutrients: essentially absent in concentrated extract form; caloric contribution is negligible (<2 kcal per dose) • Eugenol: minor constituent (~0.01–0.05%), contributing mild [antioxidant activity](/ingredients/condition/antioxidant) • Cinnamic acid and cinnamate derivatives: present at low concentrations (~1–3% of extract), contributing to [anti-inflammatory](/ingredients/condition/inflammation) and metabolic effects. Bioavailability notes: The water-soluble Type-A procyanidins demonstrate moderate oral bioavailability; they are partially absorbed in the small intestine and further metabolized by gut microbiota into smaller phenolic acids. The removal of lipid-soluble fractions during manufacturing is designed to enhance the proportion of water-soluble polyphenolic actives. Standard dosing in clinical studies ranges from 250–500 mg of extract per day (often standardized to a specific polyphenol content, e.g., Cinnulin PF® is standardized to ≥3% Type-A polymers). Peak plasma polyphenol metabolites appear within 1–3 hours post-ingestion.

## Dosage & Preparation

No clinically studied dosage ranges for Cinsulin have been established due to lack of human trials. Commercial CinSulin® is provided at 500 mg per serving via water extraction, though standardization details are not available. In vitro studies used concentrations ranging from 80 μg/mL to 1.28 mg/mL of general cinnamon water extracts. Consult a healthcare provider before starting any new supplement.

## Safety & Drug Interactions

Cinsulin is generally well-tolerated at doses of 500–1500 mg/day, with its water-soluble formulation specifically designed to minimize coumarin content, reducing hepatotoxicity risk compared to whole Cassia cinnamon. Concurrent use with insulin, metformin, sulfonylureas, or other hypoglycemic agents may cause additive [blood glucose](/ingredients/condition/weight-management) lowering and increase the risk of hypoglycemia, requiring blood sugar monitoring. Individuals on warfarin should exercise caution, as cinnamon-derived compounds may modestly potentiate anticoagulant effects by inhibiting platelet aggregation. Cinsulin is not recommended during pregnancy or lactation due to insufficient safety data, and individuals with liver disease should consult a physician before use.

## Scientific Research

No human clinical trials, randomized controlled trials, or meta-analyses specifically on Cinsulin (CinSulin®) were identified. The available evidence consists entirely of in vitro studies on general cinnamon water extracts showing effects on tau protein aggregation (C. zeylanicum) and cancer cell inhibition (C. cassia), not the branded ingredient itself.

## Historical & Cultural Context

Cinnamon bark (Cinnamomum species) has been used in traditional Chinese medicine for millennia to lower blood sugar, reduce blood fat, and protect [liver function](/ingredients/condition/detox). These traditional applications are referenced in modern extraction patents for pharmaceutical use.

## Synergistic Combinations

Chromium picolinate, Alpha-lipoic acid, Gymnema sylvestre, Bitter melon extract, Berberine

## Frequently Asked Questions

### What is the recommended dosage of Cinsulin for blood sugar support?

Clinical trials supporting Cinsulin's blood sugar benefits have primarily used doses of 500 mg taken once or twice daily, totaling 500–1000 mg per day. Some protocols have used up to 1500 mg daily without significant adverse effects, though most evidence is based on the 500 mg standardized dose. It is best taken with meals to align with postprandial glucose management.

### Is Cinsulin the same as regular cinnamon powder?

No — Cinsulin is a patented water-soluble extract of Cinnamomum cassia that concentrates Type-A polyphenol polymers while removing fat-soluble compounds, including coumarin, a hepatotoxic compound found in significant quantities in regular Cassia cinnamon powder. Regular cinnamon powder at high doses (2–6 g/day) carries a risk of liver damage due to coumarin accumulation, whereas Cinsulin's extraction process reduces this risk substantially. This makes Cinsulin a safer option for long-term supplementation compared to whole cinnamon powder.

### How long does it take for Cinsulin to lower blood sugar?

Clinical trials typically observed measurable reductions in fasting blood glucose after 4–12 weeks of consistent daily use at 500 mg/day. Some studies noted modest postprandial glucose improvements within the first 4 weeks, but statistically significant fasting glucose changes generally required at least 8–12 weeks of supplementation. Individual response varies depending on baseline insulin sensitivity, diet, and concurrent medications.

### Can Cinsulin be taken with metformin or diabetes medications?

Cinsulin can potentially be used alongside metformin, but caution is warranted because both agents lower blood glucose through complementary mechanisms — metformin via hepatic glucose suppression and AMPK activation, and Cinsulin via insulin receptor sensitization — creating an additive hypoglycemic effect. This combination increases the risk of hypoglycemia, particularly in individuals whose diabetes is already well-controlled on medication. Any combination with prescription hypoglycemic agents should be supervised by a healthcare provider with regular blood glucose monitoring.

### Does Cinsulin have benefits beyond blood sugar control?

Preliminary in vitro research suggests Cinsulin's water-soluble polyphenols may inhibit tau protein aggregation associated with Alzheimer's disease at concentrations of approximately 0.22 mg/mL, though this evidence is very early-stage and has not been confirmed in human trials. Separate in vitro studies have demonstrated cancer cell inhibition properties in the water extracts, but these findings require significant validation in animal models and clinical settings before any therapeutic claims can be made. Currently, blood sugar and insulin sensitivity support remain the only applications backed by human clinical evidence.

### What is the difference between Cinsulin and other cinnamon extracts on the market?

Cinsulin is a proprietary water extract of cinnamon that is standardized and concentrated, making it more potent than generic cinnamon extracts or whole cinnamon powder. The standardization process ensures consistent levels of active compounds across batches, which is not guaranteed with non-branded cinnamon products. This consistency makes Cinsulin more suitable for clinical research and predictable supplementation compared to variable whole-spice alternatives.

### What does current research show about Cinsulin's potential effects beyond blood sugar?

Preliminary in vitro studies suggest Cinsulin may have neuroprotective properties, with cinnamon water extracts inhibiting tau protein aggregation linked to Alzheimer's disease at specific concentrations. Laboratory research also indicates potential anticancer activity, though these findings are currently limited to cell-based studies and have not been confirmed in human clinical trials. More research is needed to translate these promising preliminary results into practical health applications.

### Is Cinsulin appropriate for people with prediabetes, or is it only for those with diagnosed diabetes?

Cinsulin may be beneficial for individuals with prediabetes, as its primary mechanism targets blood sugar regulation before it reaches diabetic levels. However, supplementation decisions for prediabetes should be made in consultation with a healthcare provider, as individual metabolic responses vary. Cinsulin is intended to support blood sugar management as part of a comprehensive approach that includes diet and lifestyle modifications, rather than as a standalone treatment.

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*Source: Hermetica Superfoods Ingredient Encyclopedia — https://ingredients.hermeticasuperfoods.com*
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