Life Extension Super K, vitamin K1, vitamin K2 mk-7, vitamin K2 mk-4, vitamin C, bone heart arterial health, 3-month supply, Gluten-Free, 1 Daily, Non-GMO, 90 softgels Vitamin K helps maintain your body's calcium balance, which affects everything from arterial health to healthy bone density. But it's hard to get sufficient vitamin K from food. So if you're trying to maintain bone or arterial health, a vitamin K supplement is a good idea. Super K provides THREE kinds of vitamin K to maximize its health benefits: vitamin K1 and two forms of K2, menaquinone-4 (MK-4) and menaquinone-7 (MK-7). Taking Super K every day is a good way to make sure you're getting enough of this essential nutrient for bone and vascular heath. Life Extension N-Acetyl-L-Cysteine (NAC), immune, respiratory, liver health, NAC 600 mg, potent antioxidant support, free-radicals, easy to absorb, 60 capsules N-acetyl-L-cysteine is an easily-absorbed nutrient with potent benefits for whole body health. N-acetyl-L-cysteine is a highly bioavailable nutrient that supports bronchial and respiratory health. N-acetyl-L-cysteine supports healthy glutathione levels at the cellular level. Glutathione is a potent antioxidant which helps protect neurons from oxidative stress and insults from foreign compounds. N-acetyl-L-cysteine also offers powerful support for liver and immune function.Product 2: Ingredients matter— Sourced using only the finest raw ingredients with the purity and potency your body deserves. The majority of our products are non-GMO, gluten-free and manufactured in the USA—and a Certificate of Analysis is available for every product we produce. Product 2: Easy-to-absorb NAC— Each gluten-free capsule delivers 600 milligrams of N-Acetyl-L-Cysteine that's rapidly absorbed by the body, giving you the maximum benefits of this potent nutrient. Product 2: Powerful protection against oxidative stress— High-performing organs like your liver are exposed to free-radical agents that cause oxidative stress. N-Acetyl-L-Cysteine is a potent free-radical scavenger that combats oxidative stress. The body also uses NAC to replenish glutathione, a naturally occurring antioxidant that also helps protect your cells against oxidative stress. Product 2: Whole-body health all-star nutrient– N-Acetyl-L-Cysteine (NAC for short) provides head-to-toe benefits. NAC is good for your respiratory system, liver health and immune response. Studies show NAC favorably affects cellular energy production, well-being and quality of life. Product 1: Ingredients matter—Sourced using only the finest raw ingredients with the purity and potency your body deserves. The majority of our products are non-GMO, gluten-free and manufactured in the USA—and a Certificate of Analysis is available for every product we produce. Product 1: Vitamin K, hold the cheese—Vitamin K2 is in meat, eggs and cheeses. Many people limit these foods for health reasons, which can make it hard to get enough. And there's more than one kind of K2 as well: this supplement has MK-4 and MK-7. MK-4 absorbs fast, while MK-7 stays active in your body much longer. Combining the two gives you the benefits of both. Product 1: Why you need a vitamin K supplement—Vitamin K1 is found in leafy green vegetables, but it's hard for your body to absorb this nutrient even if a spinach salad is your go-to lunch. Product 1: Strong bones, healthy heart—Vitamin K helps maintain your body's calcium balance, which affects everything from arterial health to bone density health. But it's hard to get sufficient vitamin K from food. This formula provides a potent dose of 2600 mcg of vitamin K from both K1 and two forms of K2.