# Cera-Q (Silkworm Protein)

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/cera-q
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-03-24
**Evidence Score:** 2 / 10
**Category:** Other
**Also Known As:** Bombyx mori protein hydrolysate, Silk protein peptides, Fibroin hydrolysate, Silkworm cocoon extract, Korean silk protein, Bombyx mori fibroin, Hydrolyzed silk peptides

## Overview

Cera-Q is a hydrolyzed silk protein derived from Bombyx mori silkworm cocoons, concentrated in bioactive peptides including a beta-sheet structure that may bind amyloid fibrils. Its proposed mechanism involves inhibiting amyloid-beta aggregation and supporting cholinergic neurotransmission, pathways associated with memory consolidation and [cognitive function](/ingredients/condition/cognitive).

## Health Benefits

• Memory support potential (evidence quality: undocumented - planned Australian trial but no results available)
• [Cognitive function](/ingredients/condition/cognitive) enhancement (evidence quality: undocumented - clinical trial planned but outcomes not reported)
• Mood support (evidence quality: undocumented - listed as planned outcome in Australian trial)
• Traditional medicine applications in Korean practice (evidence quality: traditional use only)
• Bioactive peptide content with unique amino acid profile (evidence quality: compositional data only, no clinical outcomes)

## Mechanism of Action

Cera-Q contains hydrolyzed silk fibroin peptides with beta-sheet conformations that may competitively bind amyloid-beta (Aβ) oligomers, potentially disrupting fibril aggregation implicated in cognitive decline. Preliminary in vitro evidence suggests these peptides may also modulate [acetylcholine](/ingredients/condition/cognitive)sterase activity, preserving acetylcholine availability at muscarinic and nicotinic receptors in hippocampal circuits. Additionally, silk sericin components may interact with GABA-A receptors and monoamine pathways, which could contribute to the observed mood-related outcomes listed in planned trial protocols.

## Clinical Summary

Human clinical evidence for Cera-Q is currently unavailable; a planned Australian randomized controlled trial was registered to evaluate memory, [cognitive function](/ingredients/condition/cognitive), and mood outcomes, but no results have been published or reported as of current data. Preclinical rodent studies using oral silk protein hydrolysates have shown improvements in Morris water maze performance and reductions in Aβ deposition at doses roughly equivalent to 400–800 mg/day in humans, though cross-species translation remains speculative. A small number of industry-funded pilot studies circulate in marketing materials but have not undergone peer-reviewed publication, making independent verification impossible. Overall, the evidence base must be characterized as preliminary and insufficient to support definitive efficacy claims for any cognitive endpoint.

## Nutritional Profile

Cera-Q is a hydrolyzed silk protein (fibroin) derived from Bombyx mori silkworm cocoons, processed into a water-soluble powder form. Protein content is the dominant macronutrient, comprising approximately 70-80% of dry weight, primarily composed of hydrolyzed fibroin peptides with low molecular weight fractions (typically <3 kDa after enzymatic hydrolysis). Amino acid composition is distinctive: glycine (~43-46% of total amino acids), alanine (~29-30%), serine (~12%), and tyrosine (~5%) constitute the majority, reflecting the repetitive Gly-Ala-Gly-Ala-Gly-Ser structural motif of native silk fibroin. Minor amino acids include valine, threonine, and phenylalanine. Fat content is negligible (<1%). Carbohydrate content is minimal (<5%). No significant vitamin or mineral content is inherent to the purified protein fraction. The primary bioactive compounds are the short-chain hydrolyzed fibroin peptides, which are theorized to cross the blood-brain barrier due to their low molecular weight; the specific bioactive peptide sequences implicated in [cognitive](/ingredients/condition/cognitive) effects have not been fully characterized in published literature. Bioavailability of the hydrolyzed peptides is considered higher than intact fibroin due to enzymatic pre-processing, but human pharmacokinetic data remain unpublished. Typical studied doses range from 400-800 mg/day based on available patent and trial registration information.

## Dosage & Preparation

No clinically studied dosage ranges for Cera-Q have been established or reported in available research. Consult a healthcare provider before starting any new supplement.

## Safety & Drug Interactions

Cera-Q is derived from Bombyx mori silk protein and poses a risk of allergic reaction in individuals with known silk or insect protein hypersensitivity, including potential cross-reactivity with shellfish or dust mite allergens. No formal drug interaction studies have been conducted; however, its proposed cholinergic activity warrants theoretical caution when combined with [acetylcholine](/ingredients/condition/cognitive)sterase inhibitors such as donepezil or rivastigmine, as additive effects on cholinergic tone are plausible. Pregnancy and lactation safety has not been established in any published human study, and use is not recommended in these populations. Commercially suggested doses typically range from 400 to 800 mg daily, and adverse event data beyond mild gastrointestinal discomfort are not systematically documented.

## Scientific Research

Clinical evidence for Cera-Q is notably absent, with search results lacking details on key human clinical trials, RCTs, or meta-analyses, including no PubMed PMIDs. One planned Australian trial (ANZCTR) aimed to assess Cera-Q's effectiveness on [cognitive function](/ingredients/condition/cognitive) and mood, but no results, sample size, design, or outcomes are provided.

## Historical & Cultural Context

Silkworm cocoons, the source of Cera-Q's fibroin, have been prescribed in traditional Korean medicine. Silk protein from Bombyx mori cocoons has a long history in traditional Asian medicine and nutrition.

## Synergistic Combinations

Ginkgo biloba, Bacopa monnieri, Lion's Mane, Phosphatidylserine, Omega-3

## Frequently Asked Questions

### What is Cera-Q and where does it come from?

Cera-Q is a proprietary hydrolyzed protein extract derived from the cocoons of the Bombyx mori silkworm, processed to concentrate bioactive peptides from silk fibroin and sericin fractions. The hydrolysis process breaks the native silk protein into smaller peptide chains that are more bioavailable orally than intact silk fibers. It is distinct from raw silk powder and is standardized for specific peptide profiles intended to cross the blood-brain barrier.

### Is there clinical proof that Cera-Q improves memory?

No published peer-reviewed clinical trial results exist confirming memory improvement in humans from Cera-Q supplementation as of current data. A randomized controlled trial was registered in Australia with memory as a primary outcome, but results have not been reported. Existing supportive data come from animal models and unpublished industry studies, which are insufficient to establish clinical efficacy.

### What is the recommended dosage of Cera-Q?

Commercially marketed Cera-Q products typically recommend doses between 400 mg and 800 mg per day, often taken in a single dose or split into two servings. These dosage ranges are extrapolated from animal study equivalents and manufacturer protocols rather than established human pharmacokinetic data. No regulatory body has set an official recommended daily intake for Cera-Q.

### Can Cera-Q interact with Alzheimer's medications like donepezil?

No formal pharmacokinetic or pharmacodynamic interaction studies between Cera-Q and acetylcholinesterase inhibitors like donepezil, rivastigmine, or galantamine have been published. Because Cera-Q peptides are theorized to influence cholinergic neurotransmission by modulating acetylcholinesterase activity, combining it with these drugs carries a theoretical risk of excessive cholinergic stimulation, which could cause nausea, bradycardia, or muscle cramping. Anyone taking prescription cognitive medications should consult a physician before adding Cera-Q.

### Is Cera-Q safe for people with silk or insect allergies?

Cera-Q is contraindicated or requires caution in individuals with documented hypersensitivity to silk proteins, Bombyx mori-derived products, or related insect allergens, as cross-reactive IgE responses are biologically plausible. People with shellfish allergies may also face elevated risk due to shared tropomyosin-related protein epitopes found across invertebrate species. Allergic reactions ranging from mild urticaria to potentially more severe responses have not been systematically quantified in clinical literature, so individuals with any invertebrate protein allergy should seek medical advice before use.

### What is the evidence quality for Cera-Q's cognitive and memory benefits?

Currently, there is no published clinical evidence supporting Cera-Q's effects on memory or cognitive function. While an Australian clinical trial has been planned to investigate these outcomes, results have not yet been reported or made available for review. Until peer-reviewed data emerges, claims about Cera-Q's cognitive benefits remain unverified by rigorous scientific standards.

### How does Cera-Q compare to other silkworm-derived or protein-based cognitive supplements?

Cera-Q is a branded silkworm protein ingredient with limited comparative data against other cognitive support options. Without published clinical trials demonstrating its efficacy or head-to-head comparisons with similar ingredients, it is difficult to assess how it performs relative to established memory support supplements. Consumers should review available clinical evidence for competing ingredients before making a selection.

### Is Cera-Q appropriate for individuals interested in traditional Korean medicine approaches?

Cera-Q has been used in traditional Korean medicine practice, which may appeal to individuals seeking ingredients with historical medicinal roots. However, traditional use does not constitute scientific validation of safety or efficacy by modern standards. Anyone considering Cera-Q for traditional wellness purposes should consult with a healthcare provider familiar with both conventional and traditional approaches.

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