Multiple chemical sensitivity
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What is multiple chemical sensitivity?
Multiple chemical sensitivity syndrome is a disorder that seems to be triggered by exposure to low levels of multiple identifiable or unidentifiable chemical substances commonly present in the environment.
Common symptoms reported by people with multiple chemical sensitivity
Treatments taken by people for multiple chemical sensitivity

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Got a question about living with multiple chemical sensitivity? Members in the forum might have the answers.
Compare treatments taken by people with multiple chemical sensitivity

Let’s build this page together! When you share what it’s like to have multiple chemical sensitivity through your profile, those stories and data appear here too.
Got a question about living with multiple chemical sensitivity? Members in the forum might have the answers.
Who has multiple chemical sensitivity on PatientsLikeMe?
- 0 new patients joined this month
- 141 say multiple chemical sensitivity is their primary condition
| Age | Proportion | # of patients |
|---|---|---|
| <20 | 0 | |
| 20s | 8 | |
| 30s | 27 | |
| 40s | 26 | |
| 50s | 34 | |
| 60s | 21 | |
| 70+ | 80 |
| Age at first symptom | Proportion | # of patients |
|---|---|---|
| 0-19 years | 13 | |
| 20-29 years | 10 | |
| 30-39 years | 6 | |
| 40-49 years | 11 | |
| 50-59 years | 10 | |
| 60-69 years | 7 | |
| 70+ years | 8 |
Distribution of sex
| Sex | Proportion | # of patients |
|---|---|---|
| Male | 41 | |
| Female | 309 |
| Diagnosis status | Proportion | # of patients |
|---|---|---|
| Diagnosed | 123 | |
| Not Diagnosed | 71 |