# Celadrin (Cetylated Fatty Acids)

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/celadrin
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-04-01
**Evidence Score:** 2 / 10
**Category:** Other
**Also Known As:** CFACs, Cetylated Fatty Acid Complex, Cetylated Esterified Fatty Acids, Cetyl Myristoleate Complex, CMO Complex, Esterified Fatty Acid Carbons

## Overview

Celadrin is a patented mixture of cetylated fatty acids, primarily cetyl myristoleate, that modulates inflammatory signaling by inhibiting arachidonic acid incorporation into cell membranes and suppressing [pro-inflammatory cytokine](/ingredients/condition/inflammation) production. It is used primarily for joint health, with both topical and oral formulations studied for reducing pain and improving mobility in osteoarthritis.

## Health Benefits

• May reduce [inflammatory](/ingredients/condition/inflammation) markers (IL-6, MCP-1, TNF) based on in vitro macrophage studies (preliminary evidence)
• Promotes chondrogenic differentiation and cartilage matrix production in stem cell studies (preliminary evidence)
• May protect cartilage by preventing arachidonic acid incorporation (mechanism proposed, preliminary evidence)
• Potentially supports joint health in dogs per one unspecified canine study (very limited evidence)
• Could enhance production of cartilage components like aggrecan and collagen type II (in vitro evidence only)

## Mechanism of Action

Celadrin's cetylated fatty acids incorporate into cell membranes and competitively inhibit the uptake of arachidonic acid, thereby reducing substrate availability for cyclooxygenase (COX) and lipoxygenase (LOX) enzymes that produce prostaglandins and leukotrienes. In vitro macrophage studies demonstrate downregulation of [pro-inflammatory cytokine](/ingredients/condition/inflammation)s IL-6, MCP-1, and TNF-α, suggesting modulation of NF-κB signaling pathways. Additionally, stem cell research indicates Celadrin promotes chondrogenic differentiation via upregulation of cartilage matrix proteins including collagen type II and aggrecan.

## Clinical Summary

A randomized, double-blind trial (n=64) in osteoarthritis patients found that oral Celadrin (1,515 mg/day) significantly improved knee flexion and functional performance versus placebo after 68 days. Topical Celadrin cream demonstrated statistically significant reductions in pain and stiffness scores in a double-blind crossover study of 40 individuals with knee osteoarthritis within 30 minutes of application and after 30 days of use. In vitro macrophage and stem cell studies provide mechanistic support but represent preliminary evidence that cannot directly confirm clinical efficacy. Overall, evidence is promising but limited by small sample sizes and a lack of large-scale phase III trials.

## Nutritional Profile

Celadrin (Cetylated Fatty Acids) is a patented blend of esterified fatty acid carbons (EFACs), not a traditional nutritional ingredient with macronutrients or micronutrients. Primary bioactive components are cetylated (esterified with cetyl alcohol/hexadecanol) fatty acids. Identified fatty acid constituents include: cetyl myristoleate (C14:1, the primary active component), cetyl myristate (C14:0), cetyl palmitoleate (C16:1), cetyl palmitate (C16:0), cetyl oleate (C18:1), cetyl laurate (C12:0), and cetyl stearate (C18:0). Cetyl myristoleate is the dominant compound, typically comprising the largest fraction of the blend. The esterification process links these fatty acids to cetyl alcohol, altering their biochemical behavior compared to free fatty acids. Contains no protein, carbohydrates, dietary fiber, vitamins, or minerals. Caloric contribution is that of a lipid (approximately 9 kcal/g theoretically), but it is used in supplemental doses (typically 350–1000 mg/day in human studies), not as a caloric food source. Bioavailability: The cetylated esterification is proposed to enhance membrane incorporation and lipid bilayer fluidity compared to non-esterified fatty acids, though pharmacokinetic data in vivo remains limited. Available in both oral and topical formulations; topical absorption has been demonstrated in human skin penetration studies.

## Dosage & Preparation

No human clinical dosage ranges have been established. In vitro studies used concentrations of 0.7-1 mg/mL, with 0.7 mg/mL showing effects without toxicity in stem cells. Consult a healthcare provider before starting any new supplement.

## Safety & Drug Interactions

Celadrin is generally well tolerated in clinical trials, with no serious adverse events reported at oral doses of approximately 1,500 mg/day or with topical application. Because cetylated fatty acids may influence arachidonic acid [metabolism](/ingredients/condition/weight-management) similarly to NSAIDs, theoretical additive effects with anticoagulants such as warfarin or antiplatelet drugs like aspirin are possible, though not formally documented. Celadrin has not been adequately studied in pregnant or breastfeeding women, and use is not recommended in these populations due to insufficient safety data. Individuals with fish or shellfish allergies should verify the source of fatty acids in their specific product formulation before use.

## Scientific Research

Evidence is limited to in vitro studies and animal research with no human clinical trials reported. One in vitro study (PMID: 29808705) tested Celadrin on RAW264.7 mouse macrophages and human adipose-derived stem cells, showing reduced [inflammatory](/ingredients/condition/inflammation) cytokines and enhanced chondrogenic markers, though no sample sizes were specified.

## Historical & Cultural Context

No historical or traditional medicine use is documented in the available research. Celadrin is a modern, patented formulation without referenced traditional origins.

## Synergistic Combinations

Glucosamine, Chondroitin, MSM, Boswellia, Hyaluronic Acid

## Frequently Asked Questions

### What is the recommended dosage of Celadrin for joint pain?

Clinical trials have used an oral dose of approximately 1,515 mg per day of cetylated fatty acids, typically divided across meals, for up to 68 days. Topical formulations have been applied two to three times daily to affected joints in studies. No universally established optimal dose exists, so following product labeling or physician guidance is advised.

### How long does it take for Celadrin to work?

Topical Celadrin cream has shown measurable reductions in knee pain and stiffness within 30 minutes of a single application in clinical research. For oral supplementation, significant improvements in joint flexion and functional performance were observed after approximately 68 days of continuous use in a double-blind trial. Individual response times may vary based on severity of joint degeneration and formulation used.

### Is Celadrin the same as cetyl myristoleate (CMO)?

Celadrin contains cetyl myristoleate as one of its primary cetylated fatty acids but is a broader patented blend of multiple cetylated fatty acid esters, including cetyl palmitate, cetyl laurate, and cetyl oleate. Pure CMO supplements contain only cetyl myristoleate, whereas Celadrin's proprietary mixture is designed to deliver a broader spectrum of membrane-stabilizing fatty acids. The two are related but are not identical products.

### Can Celadrin be used topically and orally at the same time?

Clinical studies have evaluated oral and topical Celadrin formulations separately rather than in combination, so direct evidence for combined use is lacking. Both routes appear individually safe based on available trials, and combined use is not specifically contraindicated in published literature. However, combined use should be discussed with a healthcare provider, particularly if you are taking blood thinners or anti-inflammatory medications, due to potential additive effects on arachidonic acid metabolism.

### Does Celadrin have any effect on cartilage repair?

Preliminary in vitro stem cell research suggests that cetylated fatty acids in Celadrin promote chondrogenic differentiation, increasing production of collagen type II and aggrecan, which are key components of cartilage extracellular matrix. Additionally, by limiting arachidonic acid incorporation into cell membranes, Celadrin may reduce cartilage-degrading inflammatory signals mediated by prostaglandins and leukotrienes. These findings are mechanistically interesting but have not yet been confirmed in human cartilage repair clinical trials, so claims of cartilage regeneration remain premature.

### What does clinical research show about Celadrin's effectiveness for joint health?

Clinical evidence for Celadrin is limited but shows promise in preliminary studies. In vitro research demonstrates that cetylated fatty acids may reduce inflammatory markers like IL-6 and TNF-alpha in macrophage models, and promote cartilage matrix production in stem cell studies. However, most human clinical trials are older or small in scale, so larger, modern studies are needed to establish definitive efficacy claims.

### Is Celadrin safe to take with common medications like NSAIDs or blood thinners?

Celadrin is generally considered safe and has not been reported to have significant interactions with NSAIDs, blood thinners, or most common medications. However, because cetylated fatty acids have mild anti-inflammatory properties, individuals taking anticoagulants or antiplatelet drugs should consult their healthcare provider before combining supplements. As with any supplement, it is prudent to inform your doctor of Celadrin use if you are on prescription medications.

### Who is most likely to benefit from Celadrin supplementation?

Celadrin may be most beneficial for individuals experiencing joint discomfort, stiffness, or reduced mobility, particularly those seeking natural anti-inflammatory support. It may also appeal to athletes or active individuals looking to support joint health and cartilage maintenance, and potentially to pet owners, as preliminary evidence suggests it may support joint health in dogs. Those with diagnosed osteoarthritis or degenerative joint conditions should consult their healthcare provider to determine if Celadrin is appropriate for their situation.

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