ERYTHRULOSE

📋 Quick facts

Description: ERYTHRULOSE — self-tanning agent, often paired with DHA for longer-lasting color.

All Functions: self-tanning agent, often paired with DHA for longer-lasting color

Quick Facts:

• Category: active

Proven Benefits At A Glance:

• Erythrulose is a rare sugar that can be produced through enzymatic processes
• It’s used in self-tanning products, often combined with dihydroxyacetone (DHA)
• The compound can be manufactured by bacterial fermentation using specific strains
• Erythrulose creates color on skin through the Maillard reaction, similar to how DHA works
• The resulting tan is semi-permanent and well tolerated by skin

⚗️ Chemical Overview

Erythrulose is a primary alpha-hydroxy ketone, a secondary alpha-hydroxy ketone and a ketotetrose.

Source(s): ChEBI, via PubChem

📊 Comedogenicity

🛡️ Safety rating

Safety tier is a starting heuristic from regulatory status and comedogenic rating, not a dermatological verdict — see our Terms for the full disclaimer. Research confidence reflects how many real cited studies back this ingredient, not the strength of their findings.

🌍 Regulatory Status

💧 Skin Type Compatibility

⚠️ Don’t Combine With

📚 Research & Evidence

🔬 The Science

Erythrulose is a ketose sugar—a simple sugar with a specific molecular structure—that has applications in cosmetics and biochemical research. Here’s what the scientific literature reveals:

#1: Production methods. Erythrulose can be synthesized through multiple biochemical pathways. One route involves enzymatic conversion using transketolase, an enzyme that can produce erythrulose as a product (Biochem Biophys Res Commun, 2001). More recently, researchers have developed enzymatic methods to produce d-erythrulose, a specific form of the molecule, through isomerase enzymes, though yields remain modest at conversion rates between 9-12% (Biosci Biotechnol Biochem, 2023). Another industrial approach uses bacterial fermentation: Gluconobacter frateurii strains can oxidize meso-erythritol (a related sugar alcohol) to produce L-erythrulose at 37°C, and these bacteria contain specialized membrane-bound enzymes called quinoproteins that catalyze this conversion (Appl Microbiol Biotechnol, 2003; Biochim Biophys Acta, 2003).

#2: Cosmetic application. In self-tanning products, erythrulose works through the Maillard reaction—a chemical process where the molecule reacts with amino acids in your skin to create colored compounds called melanoidins. These pigments deposit in the stratum corneum (the outermost layer of skin) and remain until your skin naturally sheds dead cells, making the tan semi-permanent. Erythrulose is often combined with dihydroxyacetone (DHA), the traditional self-tanning active ingredient, and the resulting color “is well tolerated by skin” (Ann Dermatol Venereol, 2017). One source notes that erythrulose “may replace dihydroxyacetone in cosmetics” for people sensitive to DHA (Appl Microbiol Biotechnol, 2003), though the available research does not provide direct evidence comparing tolerability between the two compounds.

Limitation: The sources focus on erythrulose’s production and basic cosmetic mechanism rather than clinical skin benefits or safety studies specific to this ingredient.

📄 Related Research

Matched by search — not necessarily verified support for every statement above.

• Bykova IA et al. (2001). One-substrate transketolase-catalyzed reaction. Biochem Biophys Res Commun.
• Tomino S et al. (2023). Production of d-aldotetrose from l-erythrulose using various isomerases. Biosci Biotechnol Biochem.
• Adachi O et al. (2003). New developments in oxidative fermentation. Appl Microbiol Biotechnol.
• Adachi O et al. (2003). New quinoproteins in oxidative fermentation. Biochim Biophys Acta.
• Martini MC (2017). [Self-tanning and sunless tanning products]. Ann Dermatol Venereol.

🧴 Products Containing ERYTHRULOSE

• Les Cosmetiques Booster radiante les cosmetiques nº3 booster plan
• nautilus
• malibu tan
• Pulpe de vie Comme à la plage Crème bonne mine hydratante et autobronzante
• Nuxe Lait soyeux auto-bronzant corps