Certificate Issued To: …

Certificate Issued To:                                                                                Work performed at:
                                                                                                      Alkemists Pharmaceuticals
Great Herbal Labs LLC                                                                                 1260 Logan Ave B3
3501 N Causeway Blvd. # 367                                                                           Costa Mesa, CA 92626
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     Certificate of Analysis 2 of 3: Hoodia gordonii (336705)
     High Performance Thin-Layer Chromatography with Photo-Documentation
                  1                                                                                                                        2




 Company Name:                     Great Herbal Labs LLC
 Title:                            Hoodia gordonii (Masson) Sweet ex Decne
 Plant Part:                       aerial parts
 Sample Received:                  8/17/2007
 Sample Description:               ~4 grams in a zip lock bag
 Form of Botanical:                crude plant powder
 Appearance:                       light tan powder
 Source:                           NA
 Lot #:                            (336705)     Lanes 4(5µl), 5(5µl)
 Sample #:                         AU22907GHL
 Latin Name:                       Hoodia gordonii (Masson) Sweet ex Decne
 Reference Sample #:               Lanes 2(3µl), 3(6µl) (AU29006TA2) (aerial part); Lanes 6(6µl), 7(3µl) (AU21906DBL) (aerial part)
                                   Hoodia gordonii authenticated by macroscopic, microscopic &/or TLC studies according
                                   to the reference source cited below, and matching the voucher specimen (AU20604AP)
                                   held at Alkemists Pharmaceuticals, Costa Mesa, CA.
 Examiner:                         SSS 4580
 Sample Prep:                      0.25g exactly + 5ml CH3OH sonicated + heated in a dry block incubator @ 65° C ~ 1 hr.
 Stationary Phase:                 Silica gel 60, F254, 10 x 10 cm HPTLC plates
 Mobile Phase:                     ethyl acetate: methanol: water [7.7/1.7/1]
 Detection:                        (1) Vanillin/H2SO4 Reagent       110° C 5 min  visible light
                                   (2) Vanillin/H2SO4 Reagent       110° C 5 min  UV 365 nm
 Reference Std:                    Lanes 1(3µl) and 8(3µl) Aescin (93H1029, Sigma-Aldrich) ~0.1% in CH3OH
 Reference Source:                 Method Developed by Alkemists Pharmaceuticals
 Comments & Conclusions: Yellow line = sample origin @ 10mm, red line = solvent front @ 70mm. Lanes 4, 5 are the test
 sample Hoodia gordonii (Masson) Sweet ex Decne (336705). Lanes 2, 3 & 6, 7 are the authenticated reference samples
 used for comparison. This test sample, Hoodia gordonii (Masson) Sweet ex Decne (336705), is consistent with the
 chromatographic profile of the reference samples of Hoodia gordonii used above. This test sample, Hoodia gordonii
 (336705) is characteristic of Hoodia gordonii aerial parts.

 Authorized by: Sidney Sudberg, Director, Alkemists Pharmaceuticals                                                                   Report Date: 8/23/2007



 This report applies to the sample investigated and is not necessarily indicative of the quality or condition of apparently identical or similar products. This report is
 for the exclusive use of the party who requested the report and not for public dissemination or use by third parties, including for promotional purposes, without
 the prior written permission of Alkemists Pharmaceuticals, Inc. This report provides technical results for a specific sample and the report shall not be altered,
 modified, supplemented or abstracted in any manner. Any violation of these conditions renders the report and its results void.
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