Compatibility file № 0069 · enzyme · Clothes
Can you use enzyme laundry detergent on silk?
No. Enzyme laundry detergent damages silk. Protease enzymes digest protein, and wool, cashmere and silk are protein. Use an enzyme-free wool wash.
01 The verdict
No. Enzyme laundry detergent damages silk.
- Never Protease enzymes digest protein, and wool, cashmere and silk are protein. Use an enzyme-free wool wash.
02 Why: the two sides
Silk
Silk is a protein fibre (fibroin, spun by silkworms), so it reacts to alkalis, oxidisers and protein-digesting enzymes much as hair does.
It is delicate: short contact times and gentle handling matter as much as the product.
The fibre loses much of its strength when wet, so rubbing or wringing damages it.
Enzyme laundry detergent
Laundry detergent may contain protease, amylase, lipase or other enzymes; check the actual formulation and fabric restrictions. pH 8–10.
Enzymes work best between about 20 and 40 °C; very hot water deactivates them.
03 Use instead
Follow the stain file for the specific stain on silk; each one picks the safe product for that combination.
04 Stain by stain on silk
| Stain | Enzyme laundry detergent? | What the file does |
|---|---|---|
| Red wine | Not used | Fabric-approved gentle wash; follow label dose and time |
| Coffee | Not used | Fabric-approved gentle wash; follow label dose and time |
| Tea | Not used | Fabric-approved gentle wash; follow label dose and time |
| Cola and soda | Not used | Fabric-approved gentle wash; follow label dose and time |
| Matcha | Not used | Fabric-approved gentle wash; follow label dose and time |
| Tomato sauce and ketchup | Not used | Fabric-approved gentle wash; follow label dose and time |
| Turmeric and curry | Not used | Fabric-approved gentle wash; follow label dose and time |
| Grease and cooking oil | Not used | Cornstarch on it, 15–30 min, brush off |
| Butter | Not used | Cornstarch on it, 15–30 min, brush off |
| Chocolate | Not used | Fabric-approved gentle wash; follow label dose and time |
05 What the silk files use most
Across the 30 stain files for silk, these are the products the methods rely on most; enzyme laundry detergent is not among the top five.
06 More about enzyme laundry detergent
Enzymes act on particular substances: proteases on proteins, amylases on starch and lipases on fats. Suitable temperature and pH depend on the enzyme formulation; follow the product label.
On an ingredient list, enzyme laundry detergent shows up as surfactants plus enzymes named protease, amylase, lipase, cellulase or subtilisin.
- Enzymes work best between about 20 and 40 °C; very hot water deactivates them.
07 Already used it?
Rinse immediately and thoroughly in cool water. If the area feels harsh, thin or looks yellow, the fibre itself is damaged; a specialist cleaner may be able to even out the colour, but weakened fibre cannot be restored.
08 Questions
Is diluted enzyme laundry detergent safe on silk?
No. Dilution slows the damage but does not change what enzyme laundry detergent does to silk: protease enzymes digest protein, and wool, cashmere and silk are protein. Use an enzyme-free wool wash.
What should I use on silk instead of enzyme laundry detergent?
Use the method in the stain file for the specific stain: on silk the right product depends more on the stain than on habit.
Can I mix enzyme laundry detergent with other cleaners on silk?
Do not combine cleaners unless the exact product manufacturers explicitly direct that use. This ingredient-level file cannot establish compatibility of commercial formulas. Rinsing alone does not prove that later use of a different cleaner is safe, especially on porous materials.
Does enzyme laundry detergent remove stains from silk?
None of the 30 files for silk uses it. Absence from the model does not establish either effectiveness or safety.
How long can enzyme laundry detergent stay on silk?
Do not use it as a routine home treatment on this material. For accidental contact, follow the product and item instructions and obtain advice if needed.