| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| best vitamin c made in usa | 1.63 | 0.1 | 9509 | 28 |
| best vitamin c supplement made in usa | 1.86 | 0.9 | 5147 | 99 |
| vitamin c made in usa | 1.92 | 1 | 8205 | 41 |
| vitamin c sourced in usa | 0.47 | 0.3 | 613 | 1 |
| who makes the best vitamin c supplement | 1.32 | 0.7 | 2919 | 75 |
| best vitamin c in the world | 1.36 | 0.9 | 1756 | 71 |
| best vitamin c in the market | 1.98 | 0.2 | 3170 | 17 |
| best selling vitamin c brands | 0.27 | 0.2 | 3757 | 15 |
| us made vitamin c | 0.55 | 0.3 | 3974 | 64 |
| best vitamin c brands to buy | 0.63 | 0.1 | 2688 | 29 |
| the best vitamin c brand | 0.41 | 0.3 | 4106 | 49 |
| best vitamin c to buy | 1.06 | 0.8 | 6445 | 22 |
| the best vitamin c products | 1.42 | 0.9 | 850 | 72 |
| where to buy vitamin c | 1.45 | 0.9 | 5932 | 82 |
