Kava Liquid Extract
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| Root Of Happiness | Brand G | Brand HP | Brand VW | |
| Alcohol Content | Alcohol-Free | Up to 75% | Up to 93% | 80% |
| Potency per ml | 100mg | 37.5mg | 40mg | Not Provided |
| Retail Price per unit | $16 | $15 | $14 | $16 |
| Price per 100 mg Serving | $0.53 | $0.45 | $0.83 | N/A |
Kava extract capsules
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| Root Of Happiness | Brand G | Brand HP | Brand VW | |
| Kavalactones per capsule | 250mg | 75mg | 83mg | Not Provided |
| Retail Price per unit | $26 | $30 | $20 | $22 |
| Price per 250mg Serving | $0.86 | $1.50 | $1 | N/A |