Ultra Preventive® X (Tablets)

Ultra Preventive® X, Douglas Laboratories' signature formula includes vitamin K2 for bone and vascular health, bioflavonoids from quercetin, and alpha lipoic acid for healthy blood sugar metabolism. In addition, Ultra Preventive® X contains an organic phytonutrient blend with polyphenols, increased choline content for methylation and liver support, increased lutein and zeaxanthin for vision health, three types of vitamin B12, and preferred mineral forms for bioavailability.‡
Douglas Laboratories' logo, text, trademarks, graphics, and photo images are the property of Douglas Laboratories, LLC and are used with permission. Copyright © 2026.
*FDA Disclaimer: The information about this product and statements made are provided by the manufacturer, except customer reviews which are not evaluated. See www.douglaslabs.com for information about the relationship between this product and any claims made. Results may vary from person to person based on body size and other factors, and the effectiveness is not guaranteed for you. Always seek the advice of your healthcare professional about taking dietary, nutritional, herbal or homeopathic supplements.
Supplement Facts
| Amount Per Serving | |
| Serving Size: 4 Tablets • Servings Per Container: 30/60 | |
| Vitamin A | 2,250 mcg |
| (67% natural beta-carotene and 33% vitamin A palmitate) | |
| Vitamin C (as ascorbic acid) | 500 mg |
| Vitamin D3 (as cholecalciferol) | 12.5 mcg (500 IU) |
| Vitamin E | 67 mg |
| (natural d-alpha tocopheryl succinate plus mixed tocopherols) | |
| Thiamine (as thiamine HCl) | 50 mg |
| Riboflavin | 25 mg |
| Niacin / Niacinamide | 95 mg |
| Vitamin B6 (pyridoxine HCl / P-5-P complex) | 50 mg |
| Folate (as Metafolin®, L-5-MTHF) | 667 mcg DFE (400 mcg L-5-MTHF) |
| Vitamin B12 (methyl / hydroxy / adenosylcobalamin) | 250 mcg |
| Biotin | 150 mcg |
| Pantothenic Acid (d-calcium pantothenate) | 50 mg |
| Choline (from choline bitartrate) | 137.5 mg |
| Calcium (citrate/malate/chelate complex) | 210 mg |
| Iodine (from kelp) | 100 mcg |
| Magnesium (citrate/chelate complex) | 210 mg |
| Zinc (as OptiZinc® monomethionine) | 12.5 mg |
| Selenium (as selenomethionine) | 100 mcg |
| Copper (as copper chelate) | 1 mg |
| Manganese (as manganese sulfate) | 4.5 mg |
| Chromium (as chromium polynicotinate) | 100 mcg |
| Molybdenum (as molybdenum krebs complex) | 50 mcg |
| Potassium (as potassium chloride) | 50 mg |
| N-Acetyl-L-Cysteine | 75 mg |
| Betaine HCl | 75 mg |
| Inositol | 50 mg |
| Quercetin (as dihydrate) | 50 mg |
| Lemon Bioflavonoids | 50 mg |
| Papain (Carica papaya) | 50 mg |
| Bromelain (Ananas comosus) | 25 mg |
| Grape Seed Extract | 25 mg |
| (standardized to 95% polyphenols) | |
| Alpha Lipoic Acid | 25 mg |
| Rutin (Sophora japonica) | 12.5 mg |
| Boron (as boron glycinate) | 1.5 mg |
| Vanadium (as vanadium nicotinate glycinate chelate) | 25 mcg |
| Vitamin K2 (as menaquinone-7) | 22.5 mcg |
| Proprietary Organic Fruit & Vegetable Blend | 350 mg |
| Organic beet, carrot, black currant, blueberry, broccoli, grape, collard greens, pomegranate, green cabbage, cranberry, kale, parsley, raspberry, spinach | |
| Organic Spirulina | 50 mg |
| Organic Chlorella | 50 mg |
| Organic Green Tea Extract | 25 mg |
| (standardized to 50% polyphenols, 20% EGCG) | |
| Lutein | 5 mg |
| Lycopene | 3 mg |
| Zeaxanthin Isomers | 1 mg |
| Other ingredients: Microcrystalline cellulose, hydroxypropyl cellulose, croscarmellose sodium, ascorbyl palmitate, silica, coating (purified water, hypromellose, glycerin) | |
|
Krebs = citrate, fumarate, malate, glutarate and succinate complex. Metafolin® is a registered trademark of Merck KGaA, Darmstadt, Germany. OptiZinc® is a trademark of Lonza. |
|
Ultra Preventive® X, Douglas Laboratories' signature formula includes vitamin K2 for bone and vascular health, bioflavonoids from quercetin, and alpha lipoic acid for healthy blood sugar metabolism. In addition, Ultra Preventive® X contains an organic phytonutrient blend with polyphenols, increased choline content for methylation and liver support, increased lutein and zeaxanthin for vision health, three types of vitamin B12, and preferred mineral forms for bioavailability.‡
Douglas Laboratories' logo, text, trademarks, graphics, and photo images are the property of Douglas Laboratories, LLC and are used with permission. Copyright © 2026.
*FDA Disclaimer: The information about this product and statements made are provided by the manufacturer, except customer reviews which are not evaluated. See www.douglaslabs.com for information about the relationship between this product and any claims made. Results may vary from person to person based on body size and other factors, and the effectiveness is not guaranteed for you. Always seek the advice of your healthcare professional about taking dietary, nutritional, herbal or homeopathic supplements.
Supplement Facts
| Amount Per Serving | |
| Serving Size: 4 Tablets • Servings Per Container: 30/60 | |
| Vitamin A | 2,250 mcg |
| (67% natural beta-carotene and 33% vitamin A palmitate) | |
| Vitamin C (as ascorbic acid) | 500 mg |
| Vitamin D3 (as cholecalciferol) | 12.5 mcg (500 IU) |
| Vitamin E | 67 mg |
| (natural d-alpha tocopheryl succinate plus mixed tocopherols) | |
| Thiamine (as thiamine HCl) | 50 mg |
| Riboflavin | 25 mg |
| Niacin / Niacinamide | 95 mg |
| Vitamin B6 (pyridoxine HCl / P-5-P complex) | 50 mg |
| Folate (as Metafolin®, L-5-MTHF) | 667 mcg DFE (400 mcg L-5-MTHF) |
| Vitamin B12 (methyl / hydroxy / adenosylcobalamin) | 250 mcg |
| Biotin | 150 mcg |
| Pantothenic Acid (d-calcium pantothenate) | 50 mg |
| Choline (from choline bitartrate) | 137.5 mg |
| Calcium (citrate/malate/chelate complex) | 210 mg |
| Iodine (from kelp) | 100 mcg |
| Magnesium (citrate/chelate complex) | 210 mg |
| Zinc (as OptiZinc® monomethionine) | 12.5 mg |
| Selenium (as selenomethionine) | 100 mcg |
| Copper (as copper chelate) | 1 mg |
| Manganese (as manganese sulfate) | 4.5 mg |
| Chromium (as chromium polynicotinate) | 100 mcg |
| Molybdenum (as molybdenum krebs complex) | 50 mcg |
| Potassium (as potassium chloride) | 50 mg |
| N-Acetyl-L-Cysteine | 75 mg |
| Betaine HCl | 75 mg |
| Inositol | 50 mg |
| Quercetin (as dihydrate) | 50 mg |
| Lemon Bioflavonoids | 50 mg |
| Papain (Carica papaya) | 50 mg |
| Bromelain (Ananas comosus) | 25 mg |
| Grape Seed Extract | 25 mg |
| (standardized to 95% polyphenols) | |
| Alpha Lipoic Acid | 25 mg |
| Rutin (Sophora japonica) | 12.5 mg |
| Boron (as boron glycinate) | 1.5 mg |
| Vanadium (as vanadium nicotinate glycinate chelate) | 25 mcg |
| Vitamin K2 (as menaquinone-7) | 22.5 mcg |
| Proprietary Organic Fruit & Vegetable Blend | 350 mg |
| Organic beet, carrot, black currant, blueberry, broccoli, grape, collard greens, pomegranate, green cabbage, cranberry, kale, parsley, raspberry, spinach | |
| Organic Spirulina | 50 mg |
| Organic Chlorella | 50 mg |
| Organic Green Tea Extract | 25 mg |
| (standardized to 50% polyphenols, 20% EGCG) | |
| Lutein | 5 mg |
| Lycopene | 3 mg |
| Zeaxanthin Isomers | 1 mg |
| Other ingredients: Microcrystalline cellulose, hydroxypropyl cellulose, croscarmellose sodium, ascorbyl palmitate, silica, coating (purified water, hypromellose, glycerin) | |
|
Krebs = citrate, fumarate, malate, glutarate and succinate complex. Metafolin® is a registered trademark of Merck KGaA, Darmstadt, Germany. OptiZinc® is a trademark of Lonza. |
|