100% Quality Assurance Guarantee

We want you to be completely satisfied with every purchase from us. If you are not 100% satisfied, please contact our customer service department within 30 days of receipt of your order for a prompt refund, credit or exchange (less shipping charges).

Certificates of Analysis

Locate the Lot Number on your package, then click the corresponding Lot Number below to view the Certificate of Analysis for that item. The top line displays the Certificate for the lot currently available from inventory. Other lots below top line are no longer available.

PHC Lot Number Product Name Botanical Name Country of Origin
18137OR Oak Bark, Red Quercus rubra United States
17297OR Oak Bark, Red Quercus rubra United States
16047OR Oak Bark, Red Quercus rubra United States
14164OR Oak Bark Quercus rubra United States
00294OR Red Oak Bark Quercus rubra United States
OR092000 Oak Bark, Red Quercus rubra
HB043097 Oak Bark, Red Quercus rubra

Alternate products:

Elderberries, Whole, 16 oz (Sambucus nigra)
Elderberries

Whole, 16 oz (Sambucus nigra)

Cascara Sagrada Bark Capsules - 525 mg, 60 Veg Capsules each (Rhamnus purshiana)
Cascara Sagrada Bark Capsules - 525 mg

60 Veg Capsules each (Rhamnus purshiana)

Kudzu Root Capsules - 575 mg, 60 Veg Capsules each (Pueraria lobata)
Kudzu Root Capsules - 575 mg

60 Veg Capsules each (Pueraria lobata)

Elder Flowers, Powder, 1 oz (Sambucus nigra)
Elder Flowers

Powder, 1 oz (Sambucus nigra)

Jasmine, Powder, 1 oz (Jasminum spp.)
Jasmine

Powder, 1 oz (Jasminum spp.)