The Short Answer
Yes, you can put a memory foam topper on a memory foam mattress. It's a reasonable choice if your mattress feels too firm and you like the memory foam feel. But if your problem is heat, sinking too much or trouble changing position, more memory foam usually makes it worse. A latex or wool topper is often the better fit for a memory foam bed.
Best for: Most sleepers who want natural, durable cushioning or firmness, with the widest firmness choice
| Type | Organic latex topper |
|---|---|
| Material | GOLS-certified organic Dunlop latex |
| Thickness | 2" or 3" |
| Firmness | Soft to Extra-Firm (five options listed when we checked) |
| Sizes | Twin to Cal King |
| Cover | Optional GOTS organic cotton cover, sold separately |
| Certifications | GOLS, OEKO-TEX Standard 100, GREENGUARD Gold |
| Trial | Not returnable once opened, per PlushBeds |
| Warranty | 5-year limited |
- Widest firmness range of the toppers we cover, from Soft to Extra-Firm
- Certified organic latex with ventilation holes for airflow
- Can soften a firm bed or firm up a soft one, depending on the firmness you choose
- Not returnable once opened, so choose firmness carefully
- Cover is an extra purchase
- Latex is heavy compared with foam toppers
When a Memory Foam Topper Makes Sense
| Your Situation | Memory Foam Topper? |
|---|---|
| Memory foam mattress feels too firm | Yes, 2–3" |
| You love the deep hug and want more | Yes |
| Firm memory foam guest bed needs softening | Yes |
| Budget is tight | Yes, with a trial |
A soft memory foam topper adds deeper contouring at the shoulders and hips, which helps side sleepers on a firm memory foam mattress. EGOHOME's toppers come in 2, 3 or 4 inches with a 30-night home trial, which makes it easier to test.
Best for: Budget shoppers who want targeted pressure relief
| Type | Gel memory foam topper |
|---|---|
| Material | AeroFusion gel memory foam with a 5-zone design |
| Thickness | 2", 3" or 4" |
| Firmness | Soft, contouring |
| Sizes | Twin to Cal King |
| Cover | See product page |
| Certifications | See product page |
| Trial | 30-night home trial |
| Warranty | 5-year limited |
- Five zones vary the feel along the body
- Three thicknesses
- 30-night home trial and free returns in the contiguous US
- Memory foam can feel warmer than latex or wool
- Softens a bed rather than firming it
When a Memory Foam Topper Is a Bad Idea
| Problem | Why More Memory Foam Hurts | Better Option |
|---|---|---|
| You sleep hot | Two layers of dense foam trap more heat | Latex or wool topper |
| You feel stuck | Slower response, deeper sink | Latex topper |
| Mattress is too soft | Memory foam softens further | Firm latex topper |
| Hips sink; back aches | Adds sink where you need support | Medium-firm latex |
| Mattress sags | Topper follows the dip | Replace the mattress |
Better Topper Choices for a Memory Foam Mattress
Latex: Best All-Round Choice
A latex topper changes how a memory foam bed feels in useful ways. It adds bounce, so it's easier to turn over. It's more breathable than memory foam. And it comes in firm versions that can counter a mattress that's too soft. Choose soft to medium latex if your memory foam bed is too firm, or firm latex if it's too soft. See our latex topper guide.
Best for: Value-minded shoppers who want certified organic latex
| Type | Organic latex topper |
|---|---|
| Material | GOLS-certified organic Dunlop latex |
| Thickness | 2" or 3" |
| Firmness | Soft, Medium or Medium-Firm |
| Sizes | Twin to Cal King |
| Cover | Optional GOTS organic cotton cover |
| Certifications | GOLS latex |
| Trial | See Eco Terra's current terms |
| Warranty | 5-year |
- Certified organic latex from a lower-priced brand
- Three firmness levels and two thicknesses
- Durable and responsive
- No extra-firm option
- Cover sold separately
- Check return terms before buying
Wool: Best for Heat
A wool topper or pad adds a breathable, moisture-wicking layer on top of the foam. It won't change the firmness much, but it can help if you wake up sweaty on memory foam. See our organic and wool topper guide.
Best for: Shoppers who want certified organic wool and fewer synthetic materials
| Type | Wool topper |
|---|---|
| Material | GOTS-certified organic merino wool |
| Thickness | 1.5" |
| Firmness | Soft, plush |
| Sizes | Twin to Cal King |
| Cover | GOTS-certified organic cotton percale |
| Certifications | GOTS (cover and wool) |
| Trial | See Sleep & Beyond's current terms |
| Warranty | 5-year |
- Organic wool and organic cotton, both GOTS certified
- Breathable and moisture-wicking
- 5-year warranty
- Only 1.5 inches, so it softens rather than reshapes a bed
- Wool settles over time
Firm Latex: Best for a Too-Soft Memory Foam Bed
If your memory foam mattress has softened and you sink too far, a firm or extra-firm latex topper can add surface support. Check first that the mattress isn't sagging. See our firm topper guide.
Check PlushBeds Latex Topper Price
Topper Choice by Problem
| Problem With Your Memory Foam Bed | Best Topper |
|---|---|
| Too firm | Soft memory foam or soft latex, 2–3" |
| Too soft | Firm latex, 2–3" |
| Too hot | Ventilated latex or wool |
| Hard to move | Medium latex |
| Feels fine, just want protection | A protector or thin pad |
How to Set Up a Topper on a Memory Foam Mattress
- Check for sagging. Lay a straight edge across the mattress. If there's a gap, contact the brand about the warranty before buying a topper.
- Use a protector over the topper, not just the mattress, since most toppers can't be machine washed.
- Secure the topper. Memory foam mattresses often have smooth covers, so toppers can slide. A deep-pocket fitted sheet or a topper with straps helps.
- Watch the height. A thick topper on a 12-inch mattress may need extra-deep sheets.
A Memory Foam Topper on Other Mattress Types
| Mattress Type | Memory Foam Topper? |
|---|---|
| Innerspring | Yes, good for adding contouring |
| Hybrid | Yes, if the comfort layer is too firm |
| Latex | Yes, if you want a slower, deeper feel |
| Memory foam | Only if it's too firm and heat isn't a problem |
| Air bed | Yes, to add comfort over the chambers |
Should You Replace the Mattress Instead?
If your memory foam mattress has visible dips or body impressions, a topper won't fix it. Check your warranty, since many brands cover impressions over a set depth. If it's out of warranty, see our guides to the best mattress, best hybrid mattress and best latex mattress.
Frequently Asked Questions
Can You Put a Memory Foam Topper on a Memory Foam Mattress?
Yes. It works best when your memory foam mattress is too firm and you want more of the same feel. It can make the bed warmer and harder to move on.
What Kind of Topper Is Best for a Memory Foam Mattress?
It depends on the problem. Latex is a good all-round choice because it adds responsiveness and breathability. Wool helps with heat. A memory foam topper suits a memory foam bed that's simply too firm.
Will a Topper Make My Memory Foam Mattress Cooler?
A latex or wool topper can help, because both are more breathable than memory foam. Another memory foam layer usually won't.
Can a Topper Fix a Sagging Memory Foam Mattress?
No. Memory foam mattresses that develop body impressions or dips need replacing or a warranty claim. A topper will sink into the dip.
Will a Topper Void My Mattress Warranty?
Toppers don't usually affect a mattress warranty, but check your warranty terms. Some brands require a protector to keep the mattress clean.
How Thick Should a Topper on a Memory Foam Mattress Be?
Two inches is usually enough. Thicker memory foam toppers can make the bed feel very deep and warm.
The Bottom Line
A memory foam topper on a memory foam mattress works if the mattress is too firm and you don't sleep hot. For most other problems, latex is the better partner for memory foam: it's more responsive, more breathable and comes in firmer options. The PlushBeds Organic Latex Topper and Eco Terra Natural Latex Topper are our top picks; if you want more memory foam, try the EGOHOME 5-Zone Gel Topper with its 30-night trial.