Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
we are not a health care or medical device provider , nor should our products be considered medical advice . 

```
. OPTIONS: ['None' 'Limitation of liability' 'Arbitration' 'Content removal'
 'Jurisdiction' 'Unilateral termination' 'Unilateral change'
 'Contract by using' 'Choice of law'].