Removing blood stains: How to gently remove them from clothing, bed linen, etc.

A scraped kid’s knee here, a small kitchen or razor accident there, a midnight nosebleed, or a period that arrives earlier than expected: Blood stains happen quickly in everyday life. And just as quickly, the question arises of how to get rid of them. The good news: You can remove blood stains easily, reliably, and completely without harsh chemicals—at least if you know what you’re doing.

And our upcoming blog article shows you, thanks to simple step-by-step guides, how to remove fresh or dried blood from clothing, what works for bed linens and sheets, how to even remove blood stains from a mattress, and which home remedies help with fresh or dried blood stains on fabric, sheets, and mattresses. Including a practical overview and the most common mistakes you should avoid.

A Quick Heads-Up: Why Blood Stains Are Often So Stubborn

It happens fast, but unfortunately doesn’t go away just as quickly. This is usually what happens when blood lands somewhere it doesn’t belong. It doesn’t matter at first if it’s on a bed sheet, your favorite shirt, underwear, or furniture: The sight of the stain and the reaction are always the same. The dilemma is the rust-brown spots that can barely be removed, because blood contains, among other things, hemoglobin, an iron-containing protein dye, and other protein compounds. These proteins are sensitive to heat. At around 40 °C, they coagulate and bond permanently to textile fibers. That’s why the rule for all blood stains is: cold water, never hot!

No matter how trivial this recommendation may sound, it is the one rule that really matters if you want to remove blood stains and avoid unsightly marks on your fabric.

Immediate Actions: Remove Blood Stains from Clothing

Every Minute Counts Here. Because removing blood stains from clothing is easiest while the stain is still fresh. So set the garment aside for a moment and act directly as soon as possible. Anyone who suppresses the urge to stop and think first wastes valuable time. And don’t worry: You don’t need any specialized knowledge or a lot of effort to do this.

Below, you’ll learn what works immediately for fresh stains and what is still possible for dried stains.

Remove Fresh Blood Stains from Clothing

After the shock, one thing helps above all else: keeping a cool head. Anyone who acts quickly almost always has the best chance of completely removing fresh blood stains. Most fresh blood stains can be completely removed in just a few minutes, as long as you start with cold water right away. To help you know exactly how to proceed, here is a simple step-by-step guide:

Step-by-Step Guide: Wash Out Fresh Blood Stains

1. Act Immediately: Rinse the stain under running cold water as quickly as possible. The higher the water pressure, the better. Do not rub, instead push the water through the fabric.
2. Pre-Treat: Apply a bit of bluu Stain Remover Soap or baking soda paste directly to the stain and gently work it in. Please do not use circular motions, instead always work in one direction, because circular motions work the stain deeper into the fibers and make it larger.

3. Let Sit: Let the product sit for 10 to 15 minutes, depending on what you’re using, then rinse thoroughly with cold water.
4. Wash: Wash the garment in the washing machine at the maximum temperature listed on the care label. White clothing often handles 60 °C, while colored items are better washed at 30–40 °C to protect the colors.
5. Check Before Drying: Only check if the stain is completely gone after washing.

Remove Washed and Dried Blood Stains

Keeping a cool head is also key here. For anyone who notices a blood stain too late, needs to remove already dried blood stains, or even put the affected garment through the dryer already, it’s also important to stay calm first. Because often even dried blood stains can be removed, you just need a bit more patience and correct pre-treatment.

This is the best way to proceed:

Guide for Dried Blood: Remove the Stain with Correct Pre-Treatment

1. Soak: Soak the affected garment for 30 to 60 minutes in cold salt water and soak. For this, dissolve about 5 tablespoons of salt in one liter of water.

   The salt dissolves the dried protein compounds again.

2. Pre-Treat: After soaking, pre-treat the remaining stain with bluu Stain Remover Soap or baking soda paste, gently work it in, and let it sit for 15 to 20 minutes.
3. Wash: Wash as usual in the machine, at the maximum allowed temperature listed on the care label.
4. For Stubborn Residues: Apply lemon juice to the still damp stain, let it sit for 30 minutes, and wash again.

   WARNING: Please be careful with colored laundry, because lemon juice has a bleaching effect.

And What Should You Do If You Want to Remove Already Washed Blood Stains?

It’s not too late here either. Anyone who has already washed the garment without removing the blood stain can soak the garment again in cold salt water and pre-treat it. Because soaking can often reactivate even older stains surprisingly well.

Natural Home Remedies for Removing Blood Stains from Fabric

Not every stain requires reaching for a chemical bottle. Especially if you don’t have a gentle cleaning product like bluu’s products on hand, simple home remedies can also help against blood stains on fabric.

Here’s an overview of what works when and what to watch out for:

You can find more tips for other stubborn stain types like red wine, coffee, or grease in our blog » Remove Stubborn Stains from Textiles – Here’s How!.

When Time Passes: Remove Blood from Bed Linens

Blood on sheets or underwear due to your period: That’s really not a drama! Getting up in the middle of the night to rinse off the bed sheet isn’t fun, but it’s the only measure that really works. Anyone who does this has a very good chance of removing the blood stains.

• Immediately With Cold Water rinse or soak the bed sheet in cold water
• Light Pre-Treatment with bluu Stain Remover Soap or baking soda paste and let sit briefly
• Wash at the maximum allowed temperature listed on the care label, because white bed sheets often handle 60 °C, which also makes sense from a hygiene perspective.
• For stubborn residues, baking soda often helps on white sheets. Gently rub it in, let it sit overnight, rinse with cold water, then wash again in the machine.

Remove Blood Stains from a Mattress: This Is How It Works Gently

A mattress simply won’t fit in a washing machine, and that’s the real challenge. Unlike clothing or bed linens, there is no quick fix here. Mattresses are also naturally very absorbent and dry slower than other textiles. If too much water is used, a damp environment forms inside the mattress, which promotes mold growth.

Incidentally, a mattress protector reliably protects the mattress from stains and saves you the tedious cleaning. It is washable in the machine and easy to care for.

If you don’t have one, you’ll find suitable procedures in the two guides below:

Step-by-Step: Remove Fresh Blood Stains from a Mattress

1. Act Immediately: Dab the surface of the stain with a dry cloth or paper towel to absorb as much moisture as possible.

   Important: Dab, Do Not Rub!

2. Damp Cloth: Dampen a clean cloth in cold water, wring it out well, and dab the stain from the outside in . The cloth must be wrung out really well so that as little moisture as possible seeps into the mattress.
3. Repeat: Repeat until the cloth only absorbs clear water.
4. Pre-Treat: Apply baking soda paste to the still damp area, let it sit for 30 to 60 minutes, then vacuum it off.
5. Dry: Air the mattress well or dry it with a fan. Never use a hot hair dryer!

Important: Never Use a Hot Hair Dryer!

Guide to Remove Dried Blood Stains from a Mattress

Here too, you need a bit more patience. Baking soda and cornstarch have proven particularly effective, as both draw moisture and dyes out of the material without soaking the mattress:

1. Baking Soda Paste: Mix baking soda with a little cold water, in a 1:1 or 3:1 ratio, to make a thick paste and apply it to the stain. Let it sit for several hours, ideally overnight.
2. Vacuum Off: Thoroughly vacuum off the dried paste. Then dab the area with a damp cloth.
3. For Residues: Gently dab a splash of vinegar water made from 1 part vinegar and 3 parts water onto the area. Let it sit, then gently dab it dry.
4. Dry: In the final step, air the mattress well, use a fan, or set the hair dryer to cool. The mattress must of course be completely dry before remaking the bed.

CONCLUSION: Removing Blood Stains Is Not a Drama If You Know How

That’s Exactly the Good News. The most important takeaway from this blog post is that removing blood stains from bed linens and mattresses is just as manageable as removing a few drops of blood from clothing.

Anyone who understands how blood stains form and what helps against them doesn’t need specialized knowledge or a fully stocked cleaning supply cabinet. Cold water, a bit of patience, and the right procedure are enough in most cases. Anyone who also uses gentle, eco-friendly washing solutions is also doing something good for their clothing, bed linens, and the environment.

Because with the right products like bluu’s, an annoying everyday situation becomes a literally solved problem in no time.

EXPLORE MORE SUSTAINABLE TIPS & WASH SOLUTIONS