Table 4.
Content (mg/mL, w/v or mg/ave. wt of content, w/w) of steroidal saponins and diosgenin in various Dioscorea products and estimated maximum daily intakes to information provided on product labels
| Code # | Wt used for analysis | Serving size | Amount/serving size | Label claim | 12-Steroidal compounds content | Daily Intake (mg) |
|---|---|---|---|---|---|---|
| 10205 | 1 mL = 30 drops | 30 drops | 2000 mg | 1–2 mL thrice daily | 11.8 | 35.4* |
| 10206 | 425.6 mg | 2 capsules | 850 mg | 2 capsules daily | 10.14 | 20.3 |
| 10207 | 513.2 mg | 2 capsules | 995 mg | 2 capsules daily | 7.8 | 15.6 |
| 10208 | 442.3 mg | 1 capsule | 400 mg | 3 capsules daily | 9.54 | 28.6 |
| 10209 | 1 mL = 30 drops | - | - | 1–2 mL for 2–5 times/day | 10.34 | 20.7–51.7* |
| 10210 | 729.6 mg | 1 capsule | - | 1 capsule 2 times daily | 1.0 | 2 |
| 10211 | 469.3 mg | 1 capsule | 500 mg | 1 capsule 2 times daily | 5.19 | 10.4 |
| 10212 | 499.2 mg | 1 capsule | 200 mg | 1 capsule daily | 6.13 | 6.1 |
| 10213 | 986.5 mg | 1 capsule | 50 mg | 1 capsule daily | 0.88 | 0.9 |
| 10214 | 564.5 mg (15 pellets) | 5 pellets | - | 15 pellets/ daily | BLOQ | BLOQ |
| 10215 | 487.6 mg | 1 capsule | 500 mg (Dioscorea spp) | 1 capsule 2 times daily | 6.94 | 13.9 |
| 10216 | 300 mg | - | -(D. opposita) | - | BLOQ | - |
| 10217 | 499.8 mg | - | -(Dioscorea spp) | - | BLOQ | - |
*
mg/mL (w/v); BLOQ = Below Limit of Quantification