Collection: Douglas Laboratories
For over 50 years, Douglas Laboratories has been dedicated to formulating high-quality nutritional supplements, adhering to rigorous standards often overlooked by others. They utilize Good Manufacturing Practices (GMP), ISO-certified labs, and a Vendor Certification Program (VCP) to ensure top-quality products you can trust.
At OVitaminPro, we proudly offer a wide range of Douglas Laboratories supplements, including the top-rated Ultra-Preventive X multivitamin, to support your healthy and active lifestyle.
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Douglas Laboratories 5-HTP 50mg 100c
Regular price $57.40Regular priceUnit price / per -
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Douglas Laboratories 5-HTP Plus 60c
Regular price $60.40Regular priceUnit price / perSold out -
Douglas Laboratories 7-Keto (100mg) 60c
Regular price $85.20Regular priceUnit price / per -
Douglas Laboratories A-Potene 25 100sg
Regular price $19.40Regular priceUnit price / per -
Douglas Laboratories A.H.C.C. Plus 60c
Regular price $167.40Regular priceUnit price / per -
Douglas Laboratories Acetyl L Carnitine 120c
Regular price $53.20Regular priceUnit price / per -
Douglas Laboratories Acetyl L Carnitine 60c
Regular price $28.20Regular priceUnit price / per -
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Douglas Laboratories AdrenoMend 120c
Regular price $72.40Regular priceUnit price / perSold out -
Douglas Laboratories Alpha-Lipoic Acid 60T
Regular price $23.60Regular priceUnit price / perSold out -
Douglas Laboratories Amino-Iron 100T
Regular price $17.60Regular priceUnit price / per -
Douglas Laboratories Amino-Mag 200 100T
Regular price $20.70Regular priceUnit price / per -
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Douglas Laboratories Aminoblend 100c
Regular price $70.00Regular priceUnit price / perSold out -
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Douglas Laboratories Ascorbplex 180T
Regular price $51.20Regular priceUnit price / perSold out -
Douglas Laboratories Astragalus Max-V 60c
Regular price $34.60Regular priceUnit price / per -
Douglas Laboratories Ayur Ashwagandha 60c
Regular price $25.20Regular priceUnit price / per -
Douglas Laboratories Ayur-Curcumin 90c
Regular price $36.20Regular priceUnit price / perSold out -
Douglas Laboratories B-Complex 60c
Regular price $26.80Regular priceUnit price / per -
Douglas Laboratories Basic Minerals 180c
Regular price $32.00Regular priceUnit price / per -
Douglas Laboratories Beni-Koji RYR 120c
Regular price $41.80Regular priceUnit price / per -
Douglas Laboratories Beni-Koji RYR 60c
Regular price $22.80Regular priceUnit price / per -
Douglas Laboratories Berberine Balance 60c
Regular price $45.40Regular priceUnit price / perSold out -
Douglas Laboratories Beta 1,3 Glucan 90c
Regular price $25.60Regular priceUnit price / per -
Douglas Laboratories Betaine Plus 100c
Regular price $20.75Regular priceUnit price / per -
Douglas Laboratories Betaine Plus 250c
Regular price $42.50Regular priceUnit price / per -
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Douglas Laboratories Bilex 90T
Regular price $20.20Regular priceUnit price / perSold out -
Douglas Laboratories Biotin 8 mg 120C
Regular price $24.00Regular priceUnit price / per -
Douglas Laboratories Boswellia Turmeric Complex 60T
Regular price $42.60Regular priceUnit price / per -
Douglas Laboratories Bromelain 500mg 60c
Regular price $24.60Regular priceUnit price / per -
Douglas Laboratories C Max 90t
Regular price $35.40Regular priceUnit price / per -
Douglas Laboratories C-1000 100c
Regular price $20.50Regular priceUnit price / per -
Douglas Laboratories C-1000 250c
Regular price $42.40Regular priceUnit price / per -
Douglas Laboratories C-D-Zinc 60c
Regular price $22.20Regular priceUnit price / per -
Douglas Laboratories Cal/Mag Citrate 250vc
Regular price $37.20Regular priceUnit price / per -
Douglas Laboratories Calcium Citrate 250mg 250T
Regular price $37.20Regular priceUnit price / per -
Douglas Laboratories Calcium D-Glucarate 90c
Regular price $81.60Regular priceUnit price / per -
Douglas Laboratories Calcium Microcrystalline Hydroxyapatite 250vc
Regular price $53.80Regular priceUnit price / per -
Douglas Laboratories Cat's Claw 100c
Regular price $25.80Regular priceUnit price / per -
Douglas Laboratories Chelated Magnesium 100T
Regular price $16.80Regular priceUnit price / per -
Douglas Laboratories Choline Bitartrate 100c
Regular price $20.90Regular priceUnit price / per -
Douglas Laboratories Chromium Picolinate 100c
Regular price $23.40Regular priceUnit price / per -
Douglas Laboratories Citrus-Q10 100 60 chewable tablets
Regular price $73.20Regular priceUnit price / perSold out -
Douglas Laboratories CLA (Conjugated Linoleic Acid) 120sg
Regular price $39.60Regular priceUnit price / per -
Douglas Laboratories Coenzyme Q10 100mg 30 softgel
Regular price $62.20Regular priceUnit price / per -
Douglas Laboratories Coenzyme Q10 60mg 30vc
Regular price $24.80Regular priceUnit price / per -
Douglas Laboratories Coenzyme Q10 60mg 60vc
Regular price $40.80Regular priceUnit price / per -
Douglas Laboratories Colostrum 100% Pure New Zeland caps 120c
Regular price $55.00Regular priceUnit price / per -
Douglas Laboratories Corvalen Chews Orange flavor 90 chews
Regular price $56.20Regular priceUnit price / per -
Douglas Laboratories Corvalen Ribose 56 servings (280g) 9.9 oz
Regular price $65.80Regular priceUnit price / per -
Douglas Laboratories Cran-Max 60c
Regular price $33.40Regular priceUnit price / per -
Douglas Laboratories Cysto Renew 120c
Regular price $62.80Regular priceUnit price / perSold out