On the label

NOW FOODS Niacinamide (Vitamin B-3) 1000 mg 90 Tabs, Energy Production No Flush

Natural color variation may occur in this product. Niacinamide and niacin are two different forms of vitamin B-3. Niacinamide does not cause a niacin flush. Niacinamide is readily converted into the bioactive forms of niacin, NAD+, NADH, NADP, and NADPH, which are vital cofactors in cellular energy production and are critical for the maintenance of DNA stability.

NOW UC-II Advanced Joint Mobility for Dogs Cats – 60 Chewable Tablets

For use in Dogs and Cats only. Inactive Ingredients: Cellulose, Cooked Fish Powder (Pollock, Pacific Whiting, Cod, Hake), Magnesium Stearate, Silica, Stearic Acid, Tuna Flavor. Produced in a GMP facility that processes other ingredients containing these allergens.

B-12 10000 mcg – 12 15 mL 05 fl oz Shots, Mood & Immune Support, Energy Boost

NOW® B-12 is a powerful blend of vitamin B-12 and indispensable nutrients for cellular energy utilization. B-12 10000 mcg – 12 15 mL 05 fl oz Shots. We’ve carefully formulated the nutrient profile in NOW® B-12 10,000 mcg Energy Boost to work synergistically, in order to keep you sharp, focused, and fired-up for hours!