C-1000

C-1000 provides support for a healthy immune system and antioxidant support ‡
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
| Serving Size 1 Vegetarian Capsule | |
| Amount Per Serving | |
| Vitamin C (as ascorbic acid) | 1,000 mg |
| Other ingredients: Hydroxypropyl methylcellulose (capsule), ascorbyl palmitate | |
C-1000 provides support for a healthy immune system and antioxidant support ‡
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
| Serving Size 1 Vegetarian Capsule | |
| Amount Per Serving | |
| Vitamin C (as ascorbic acid) | 1,000 mg |
| Other ingredients: Hydroxypropyl methylcellulose (capsule), ascorbyl palmitate | |