| Ingredient | Safety | Products |
|---|---|---|
| Titanium Dioxide | Limited Evidence | 4 |
| Hyaluronic acid | Generally Safe | 4 |
| Calcium | Conditionally Safe | 4 |
| Riboflavin | Generally Safe | 3 |
| Product | Form | Type |
|---|---|---|
| Comfort | Tablet or Pill | Other Combinations |
| Comfort | Tablet or Pill | Other Combinations |
| Comfort | Tablet or Pill | Other Combinations |
| Comfort, Function & Flexibility | Capsule | Other Combinations |
| Mobility | Other (e.g. tea bag) | Other Combinations |