Life Extension N-acetyl-L-cysteine 600 mg 60 Capsules
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 600 mg 60 Capsules by Life Extension
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.
Benefits at a Glance
- Promotes healthy cellular glutathione levels
- Provides potent antioxidant support
- Supports immune system health
- Encourages liver health and function
- Promotes bronchial and respiratory health
Glutathione — oxidant defense at the cellular level
N-acetyl-L-cysteine is an easily-absorbed nutrient with potent benefits for whole body health. Glutathione is a powerful antioxidant which protects cells from free radical damage. It also defends against insults from foreign compounds at the cellular level and protects vulnerable neurons from oxidative stress.
Liver support, immune health, and more
Because of its quick absorption rate, N-acetyl-L-cysteine is a potent nutrient in its own right. This compound supports healthy respiratory function as well as bronchial health. N-acetyl-L-cysteine encourages healthy liver function and promotes immune system health as well. And more than 30 placebo-controlled studies on cellular glutathione have shown that N-acetyl-L-cysteine can favorably affect energy production, well-being, and quality of life.
Each capsule of our N-Acetyl-L-Cysteine formula contains 600 mg of this potent nutrient. So support immune health, liver function, and protect yourself from oxidative free radical damage at the cellular level. Add N-Acetyl-L-Cysteine to your nutritional supplement regimen today.
$26.58
Prayer Warrior MOM Coffee Cup 15 Oz, Prayer Warrior mug, Armor of God, Warrior of Faith, Christian Woman cup. This is the perfect gift for your prayer warrior Mom, Woman of God, Woman of Faith.
.: Material: 100% ceramic
.: One size: 15oz (0.44 l)
.: Lead and BPA-free
.: Glossy finish
$38.50
Woman of Faith Blank Hardcover Journal, Prayer Warrior, Armor of God, Warrior of Faith, Christian Woman. This is the perfect gift forMom, Grandma, Sunday school teacher, your favorite prayer warrior, Woman of God, Woman of Faith Notebook, prayer journal.
.: 128 blank pages (64 sheets)
.: Full wraparound print
.: Casewrap binding
$50.58
Custom Personalized Sunflower means Unwavering Faith Copper Vacuum Insulated Bottle, 22oz with a gorgeous watercolor sunflower design to carry wherever you might go. Gift for Mom, Daughter, teacher or Sunday school teacher. Just add the name for your favorite person of faith for the perfect gift!
Vacuum insulation is a big deal if you care about beverage temperature change. Double-wall construction means that hot liquids can remain hot up to 12 hours while colder choices can last a full 48 hours; that’s two whole days. Furthermore, these bottles are condensation-proof - no sweating or slipping. Built to fit standard vehicle cup holders, the stainless steel sides are both scratch and fade resistant.
.: One size: 22oz (0.65 l)
.: Spill-proof design
.: Scratch and fade resistant
.: BPA free
.: Note: **Hand Wash Only
$49.50
Woman of Faith Warrior Tumbler 20 Oz, Prayer Warrior cup, Armor of God, Warrior of Faith, Christian Woman travel cup. This is the perfect gift for your praying Mom, Woman of God, Woman of Faith.
This tumbler is an excellent choice for daily use to keep 20oz of your favorite beverages hot or cold thanks to the double-wall insulation. Meanwhile, the stainless steel construction provides excellent durability and its dishwasher safe for added convenience.
.: Materials: stainless steel (body), plastic and rubber (lid)
.: One size: 20oz (0.59 l)
.: Vacuum insulated steel body with a clear push on lid with a rubber gasket (no lid cap)
.: Glossy finish
$38.23
Prayer Warrior Mom T-Shirt Image on the Back, Prayer Warrior, Armor of God, Warrior of Faith, Christian Woman, Christian Mom. This is the perfect gift for your praying Mom!
This classic unisex jersey short sleeve tee fits like a well-loved favorite. Soft cotton and quality print make users fall in love with it over and over again. These t-shirts have-ribbed knit collars to bolster shaping. The shoulders are tapered for a better fit over time. Dual side seams hold the garment's shape for longer.
.: Made with 100% Airlume combed and ring-spun cotton, a lightweight fabric (4.2 oz/yd² (142 g/m²)) that is easy to layer, breathable. Perfect for active and leisure wear.
.: The retail fit that is perfect for casual and semi-formal settings. The crew neckline adds a classic, neat style that's perfect for accessorizing.
.: Bella+Canvas manufactures all its products in the US and internationally in humane, no-sweat-shop, sustainable way and is part of the Fair Labor Association as well as Platinum WRAP certified.
.: The tear-away label minimizes skin irritations.
.: Fabric blends: Ash and Heather Prism colors - 99% Airlume combed and ring-spun cotton, 1% polyester; Heather colors - 52% cotton, 48% polyester; Athletic Heather and Black Heather - 90% cotton, 10% polyester.
$26.58
Faith and the Cross Coffee Cup 15 Oz, Prayer Warrior mug, Woman of Faith, Christian Woman cup. This is the perfect gift for Mom, Grandma your favorite Sunday School Teacher, prayer warrior, Woman of God, or any Person of Faith.
.: Material: 100% ceramic
.: One size: 15oz (0.44 l)
.: Lead and BPA-free
.: Glossy finish
$49.50
Woman of Faith Warrior Tumbler 20 Oz, Prayer Warrior cup, Armor of God, Warrior of Faith, Christian Woman travel cup. This is the perfect gift for your favorite prayer warrior, Woman of God, Woman of Faith.
This tumbler is an excellent choice for daily use to keep 20oz of your favorite beverages hot or cold thanks to the double-wall insulation. Meanwhile, the stainless steel construction provides excellent durability and its dishwasher safe for added convenience.
.: Materials: stainless steel (body), plastic and rubber (lid)
.: One size: 20oz (0.59 l)
.: Vacuum insulated steel body with a clear push on lid with a rubber gasket (no lid cap)
.: Glossy finish
$26.58
Faith and Flowers Coffee Cup 15 Oz, This is the perfect gift for your Christian friend, Gift for wife, Gift for Mom, daughter or teacher!
.: Material: 100% ceramic
.: One size: 15oz (0.44 l)
.: Lead and BPA-free
.: Glossy finish
$23.17
Woman of Faith T-Shirt, Prayer Warrior shirt, Armor of God, Warrior of Faith shirt, Christian Woman t-shirt. This is the perfect gift for your favorite prayer warrior, Woman of God, Pillar of Faith.
This classic unisex jersey short sleeve tee fits like a well-loved favorite. Soft cotton and quality print make users fall in love with it over and over again. These t-shirts have-ribbed knit collars to bolster shaping. The shoulders are tapered for a better fit over time. Dual side seams hold the garment's shape for longer.
.: Made with 100% Airlume combed and ring-spun cotton, a lightweight fabric (4.2 oz/yd² (142 g/m²)) that is easy to layer, breathable. Perfect for active and leisure wear.
.: The retail fit that is perfect for casual and semi-formal settings. The crew neckline adds a classic, neat style that's perfect for accessorizing.
.: Bella+Canvas manufactures all its products in the US and internationally in humane, no-sweat-shop, sustainable way and is part of the Fair Labor Association as well as Platinum WRAP certified.
.: The tear-away label minimizes skin irritations.
.: Fabric blends: Ash and Heather Prism colors - 99% Airlume combed and ring-spun cotton, 1% polyester; Heather colors - 52% cotton, 48% polyester; Athletic Heather and Black Heather - 90% cotton, 10% polyester.
$26.58
Woman of Faith Warrior Coffee Cup 15 Oz, Prayer Warrior mug, Armor of God, Warrior of Faith, Christian Woman cup. This is the perfect gift for your favorite prayer warrior, Woman of God, Woman of Faith.
.: Material: 100% ceramic
.: One size: 15oz (0.44 l)
.: Lead and BPA-free
.: Glossy finish
$38.50
Faith and the Cross Blank Hardcover Journal, Prayer Warrior, Armor of God, Warrior of Faith, Christian Woman. This is the perfect gift for Mom, Grandma, Sunday school teacher, your favorite prayer warrior, Woman of God, Woman of Faith Notebook.
.: 128 blank pages (64 sheets)
.: Full wraparound print
.: Casewrap binding
$50.58
Hope and Flowers Copper Vacuum Insulated Bottle, 22oz. This is the perfect gift for your Christian friend, Gift for Mom, wife, daughter or teacher! Christian travel bottle.
Vacuum insulation is a big deal if you care about beverage temperature change. Double-wall construction means that hot liquids can remain hot up to 12 hours while colder choices can last a full 48 hours; that’s two whole days. Furthermore, these bottles are condensation-proof - no sweating or slipping. Built to fit standard vehicle cup holders, the stainless steel sides are both scratch and fade resistant.
.: One size: 22oz (0.65 l)
.: Spill-proof design
.: Scratch and fade resistant
.: BPA free
.: Note: **Hand Wash Only
$49.50
Have the Day You Deserve Tumbler 20oz. Perfect and unique gift for Moms, sisters, girlfriend. Great Gift for friends. Motivational insulated tumbler, Sarcastic coffee cup, encouraging cup, positive tumbler
This stainless travel-size tumbler is vacuum-insulated and built to last. It's perfect for showing off your style on the road, at the office, or in the countryside.
.: Stainless steel
.: 20oz (0.59 l)
.: Rounded corners
.: See-thru plastic lid
.: Glossy finish
.: Dishwasher Safe
$50.58
Personalized Custom We're not a crowd We're a Family Vacuum Insulated Bottle, 22oz, Prayer Warrior bottle, Armor of God, Warrior of Faith, Christian Woman travel bottle. Custom Family Reunion travel mug, Custom Church group cup, Custom Company mug, Custom Family bottle. This is the perfect insulated bottle to commemorate any gathering!
Vacuum insulation is a big deal if you care about beverage temperature change. Double-wall construction means that hot liquids can remain hot up to 12 hours while colder choices can last a full 48 hours; that’s two whole days. Furthermore, these bottles are condensation-proof - no sweating or slipping. Built to fit standard vehicle cup holders, the stainless steel sides are both scratch and fade resistant.
.: One size: 22oz (0.65 l)
.: Spill-proof design
.: Scratch and fade resistant
.: BPA free
.: Note: **Hand Wash Only
$49.50
Personalized Custom Name Skinny Tumbler with Straw, 20oz, Personalized Tumbler, Custom Travel Mug, Custom Birthday Tumbler, Custom Teacher Tumbler, Custom Birthday Tumbler. The name appears on both the front and the back of the tumbler. Add the Custom Text that you want to create a perfect gift!
The Maars personalized skinny tumblers keep your drinks hot for 12h and cold for 24h, making them the perfect sipping companion all year round. With 20oz capacity, these tumblers come in a glossy finish, and feature a tapered shape with a slim design for effortless carriage. The plastic press-on lid with color-matching straw makes for great practicality on the go, while all components are BPA-free and non-toxic; aka perfect for the whole family.
.: Materials: stainless steel, plastic
.: One size: 20oz (0.6l)
.: Plastic press-on lid with color-matching straw
.: Available in matte or glossy powder-coated finish
.: Tapered shape and slim, double-wall design
.: Keeps drinks cold for 24 hours and hot - for 12 hours
.: Non-toxic and BPA-free
.: Blank product sourced from China
.: *** Hand wash only ***
$26.58
Personalized Custom Wildflower 15 oz Coffee Cup. Great gift for Teachers, Sunday School Teachers, Moms, Grandmas. New Mamas, or yourself! There are two customizable locations. To create the perfect gift, Add the Title (Or "Mama, Grandma, Occupation, Name, etc), Then tell me what to add for the bottom of the design, or let me know to leave the second line off.
.: Material: 100% ceramic
.: One size: 15oz (0.44 l)
.: Lead and BPA-free
.: Glossy finish
$47.03
Anime-inspired graphic stainless coffee tumbler is vacuum-insulated and built to last. Perfect and unique gift for your Manga and Anime enthusiast. This is a perfect gift for your Anime lover or gamer! Gift for teen.
.: Stainless steel
.: 20oz (0.59 l)
.: Rounded corners
.: See-thru plastic lid
.: Glossy finish
.: Dishwasher Safe
$49.50
Personalized Custom Name Skinny Tumbler with Straw, 20oz, Personalized Tumbler, Custom Travel Mug, Custom Birthday Tumbler, Custom Teacher Tumbler, Custom Birthday Tumbler. The name appears on both the front and the back of the tumbler. Add the Custom Text that you want to create a perfect gift!
The Maars personalized skinny tumblers keep your drinks hot for 12h and cold for 24h, making them the perfect sipping companion all year round. With 20oz capacity, these tumblers come in a glossy finish, and feature a tapered shape with a slim design for effortless carriage. The plastic press-on lid with color-matching straw makes for great practicality on the go, while all components are BPA-free and non-toxic; aka perfect for the whole family.
.: Materials: stainless steel, plastic
.: One size: 20oz (0.6l)
.: Plastic press-on lid with color-matching straw
.: Available in matte or glossy powder-coated finish
.: Tapered shape and slim, double-wall design
.: Keeps drinks cold for 24 hours and hot - for 12 hours
.: Non-toxic and BPA-free
.: Blank product sourced from China
.: *** Hand wash only ***
$49.50
Custom Skinny Tumbler with Straw, 20oz, Personalized Tumbler, Custom Travel Mug, Custom Birthday Tumbler, Custom Teacher Tumbler, Custom Birthday Tumbler. Add the Custom Text that you want to create a perfect gift!
The Maars personalized skinny tumblers keep your drinks hot for 12h and cold for 24h, making them the perfect sipping companion all year round. With 20oz capacity, these tumblers come in a glossy finish, and feature a tapered shape with a slim design for effortless carriage. The plastic press-on lid with color-matching straw makes for great practicality on the go, while all components are BPA-free and non-toxic; aka perfect for the whole family.
.: Materials: stainless steel, plastic
.: One size: 20oz (0.6l)
.: Plastic press-on lid with color-matching straw
.: Available in matte or glossy powder-coated finish
.: Tapered shape and slim, double-wall design
.: Keeps drinks cold for 24 hours and hot - for 12 hours
.: Non-toxic and BPA-free
.: Blank product sourced from China
.: *** Hand wash only ***
$49.50
Personalized Custom We're not a crowd We're a Family Tumbler 20 Oz, Custom Family Reunion travel mug, Custom Church group cup, Custom Company Tumbler, Custom Family Cup. This is the perfect insulated bottle to commemorate any gathering!
This tumbler is an excellent choice for daily use to keep 20oz of your favorite beverages hot or cold thanks to the double-wall insulation. Meanwhile, the stainless steel construction provides excellent durability and its dishwasher safe for added convenience.
.: Materials: stainless steel (body), plastic and rubber (lid)
.: One size: 20oz (0.59 l)
.: Vacuum insulated steel body with a clear push on lid with a rubber gasket (no lid cap)
.: Glossy finish
$38.50
Custom Personalized Just Flip Flops Hardcover Journal with a wraparound high quality print to carry wherever you might go. Notebook, gift, gift for Mom, Daughter, girls, teens, teenager gifts, journaling, diary, flip flops design. Flipflops, Flip Flops. Add your name to make this the perfect custom Journal! Personalized Notebook
.: 128 blank pages (64 sheets)
.: Full wraparound print
.: Casewrap binding
$49.50
Custom Personalized Butterfly Tumbler 20oz, Custom Butterfly Tumbler, Butterfly Travel Mug, Custom Butterfly Tumbler. Great gift for Teachers, Sunday School Teachers, Moms, Grandmas. New Mamas, or yourself! There are two customizable locations. To create the perfect gift, Add the Title (Or "Mama, Grandma, Occupation, Name, etc), Then tell me what to add for the bottom of the design, or let me know to leave the second line off.
This tumbler is an excellent choice for daily use to keep 20oz of your favorite beverages hot or cold thanks to the double-wall insulation. Meanwhile, the stainless steel construction provides excellent durability and its dishwasher safe for added convenience.
.: Materials: stainless steel (body), plastic and rubber (lid)
.: One size: 20oz (0.59 l)
.: Vacuum insulated steel body with a clear push on lid with a rubber gasket (no lid cap)
.: Glossy finish
$26.58
Personalized Custom Butterfly 15 oz Coffee Cup. Great gift for Teachers, Sunday School Teachers, Moms, Grandmas. New Mamas, or yourself! There are two customizable locations. To create the perfect gift, Add the Title (Or "Mama, Grandma, Occupation, Name, etc), Then tell me what to add for the bottom of the design, or let me know to leave the second line off.
.: Material: 100% ceramic
.: One size: 15oz (0.44 l)
.: Lead and BPA-free
.: Glossy finish
$26.58
Custom Teacher Gift Personalized Coffee Cup 15oz. The front says Teach Love Inspire. Custom Personalized text on the back says" For the best teacher ever!" and you can add a custom name and date.
.: Material: 100% ceramic
.: One size: 15oz (0.44 l)
.: Lead and BPA-free
.: Glossy finish
$38.23
Custom Personalized Butterfly Shirt. Add your own custom title and optional second line. For instance, Grandma on the first line and Children's names on the second line; Mama on the first line Baby's name and Birth date on the second; Occupation on the first live and date on the second; etc. Create the custom shirt that is perfect for you!
This classic unisex jersey short sleeve tee fits like a well-loved favorite. Soft cotton and quality print make users fall in love with it over and over again. These t-shirts have-ribbed knit collars to bolster shaping. The shoulders are tapered for a better fit over time. Dual side seams hold the garment's shape for longer.
.: Made with 100% Airlume combed and ring-spun cotton, a lightweight fabric (4.2 oz/yd² (142 g/m²)) that is easy to layer, breathable. Perfect for active and leisure wear.
.: The retail fit that is perfect for casual and semi-formal settings. The crew neckline adds a classic, neat style that's perfect for accessorizing.
.: Bella+Canvas manufactures all its products in the US and internationally in humane, no-sweat-shop, sustainable way and is part of the Fair Labor Association as well as Platinum WRAP certified.
.: The tear-away label minimizes skin irritations.
.: Fabric blends: Ash and Heather Prism colors - 99% Airlume combed and ring-spun cotton, 1% polyester; Heather colors - 52% cotton, 48% polyester; Athletic Heather and Black Heather - 90% cotton, 10% polyester.
$49.50
Personalized Custom My Teacher Helps me Bloom coffee tumbler is vacuum-insulated and built to last. WildFlowers in a Heart. Great gift for Teachers, Sunday School Teachers, Moms, Grandmas - for anyone who helps you to bloom. There are three customizable locations. To create the perfect gift, Add the name of the person you are giving the shirt to on the top of the shirt (Or "My Mom, My Grandma, etc), Tell me who it is from, and the correct date, for the bottom of the design.
.: Stainless steel
.: 20oz (0.59 l)
.: Rounded corners
.: See-thru plastic lid
.: Glossy finish
.: Dishwasher Safe
$38.23
Personalized Grandma T-Shirt, Add your own text shirt, Custom Mom Shirt, Personalized Nana Shirt, Customized Grandchildren Shirt. Just Add the Title (Grandma, Nana, Mom, Mrs Jones) that you want, then let me know the name(s) that you'd like on the second line. More than three names, or 15 characters, on the second line will start a third line.
This classic unisex jersey short sleeve tee fits like a well-loved favorite. Soft cotton and quality print make users fall in love with it over and over again. These t-shirts have-ribbed knit collars to bolster shaping. The shoulders are tapered for a better fit over time. Dual side seams hold the garment's shape for longer.
.: Made with 100% Airlume combed and ring-spun cotton, a lightweight fabric (4.2 oz/yd² (142 g/m²)) that is easy to layer, breathable. Perfect for active and leisure wear.
.: The retail fit that is perfect for casual and semi-formal settings. The crew neckline adds a classic, neat style that's perfect for accessorizing.
.: Bella+Canvas manufactures all its products in the US and internationally in humane, no-sweat-shop, sustainable way and is part of the Fair Labor Association as well as Platinum WRAP certified.
.: The tear-away label minimizes skin irritations.
.: Fabric blends: Ash and Heather Prism colors - 99% Airlume combed and ring-spun cotton, 1% polyester; Heather colors - 52% cotton, 48% polyester; Athletic Heather and Black Heather - 90% cotton, 10% polyester.
$39.98
Personalized Custom My Teacher Helps me Bloom custom broadcloth pillow. Each pillow is incredibly soft to the touch and comes in 4 different sizes with removable fill material (Polyester/Polyfill). Great gift for Teachers, Sunday School Teachers, Moms, Grandmas - for anyone who helps you to bloom. There are three customizable locations. To create the perfect gift, Add the name of the person you are giving the shirt to on the top of the shirt (Or "My Mom, My Grandma, etc), Tell me who it is from, and the correct date, for the bottom of the design.
.: 100% polyester broadcloth
.: 100% polyester filling
.: Comes in 4 sizes
.: Double-sided print
.: Removable insert
.: Knife edge seam closure
$29.98
Custom Personalized Just Flip Flops iPhone Case for iPhone for iPhone 14, iPhone 14 Pro, iPhone 14 Plus and iPhone 14 Pro Max. With their slim lines, glossy finish, and their lightweight construction, they’re the perfect accessory that complements your phone’s aesthetics. Compatible with iPhone 14 all models. Great for yourself or as a gift for Mom, Daughter, best friend or your favorite beach lover. FlipFlops, Flip Flops. Add your name to make this the perfect custom iPhone case! Personalized iPhone 14 case
.: Material: Lexan polycarbonate plastic
.: Super slim design and glossy premium finish
.: Durable and impact resistant material
.: Supports wireless charging (*Not MagSafe*)
$38.23
Personalized Custom We're not a crowd We're a Family T-Shirt! This classic soft cotton short sleeve tee fits like a well-loved favorite. Custom Family Reunion shirt, Custom Church group shirt, Custom Company shirt, Custom Family shirt. This is the perfect shirt to commemorate any gathering!
These t-shirts have-ribbed knit collars to bolster shaping. The shoulders are tapered for a better fit over time. Dual side seams hold the garment's shape for longer.
.: Made with 100% Airlume combed and ring-spun cotton, a lightweight fabric (4.2 oz/yd² (142 g/m²)) that is easy to layer, breathable. Perfect for active and leisure wear.
.: The retail fit that is perfect for casual and semi-formal settings. The crew neckline adds a classic, neat style that's perfect for accessorizing.
.: Bella+Canvas manufactures all its products in the US and internationally in humane, no-sweat-shop, sustainable way and is part of the Fair Labor Association as well as Platinum WRAP certified.
.: The tear-away label minimizes skin irritations.
.: Fabric blends: Ash and Heather Prism colors - 99% Airlume combed and ring-spun cotton, 1% polyester; Heather colors - 52% cotton, 48% polyester; Athletic Heather and Black Heather - 90% cotton, 10% polyester.
$50.58
Personalized Custom We're not a crowd We're a Family Vacuum Insulated Bottle, 22oz, Custom Family Reunion travel mug, Custom Church group cup, Custom Company mug, Custom Family bottle. This is the perfect insulated bottle to commemorate any gathering!
Vacuum insulation is a big deal if you care about beverage temperature change. Double-wall construction means that hot liquids can remain hot up to 12 hours while colder choices can last a full 48 hours; that’s two whole days. Furthermore, these bottles are condensation-proof - no sweating or slipping. Built to fit standard vehicle cup holders, the stainless steel sides are both scratch and fade resistant.
.: One size: 22oz (0.65 l)
.: Spill-proof design
.: Scratch and fade resistant
.: BPA free
.: Note: **Hand Wash Only
$26.58
Custom Personalized Grandma Coffee Cup 15oz. Add your own text shirt, Custom Mom cup, Personalized Nana mug, Customized Grandchildren coffee cup. Great gift for Teachers, Sunday School Teachers, Moms, Grandmas. New Mamas, or yourself! Custom Coffee Cup, Personalized Coffee Mug, Custom Mug, Custom Coffee Mug, Personalized Mug, Personalized Coffee. Just Add the Title (Grandma, Nana, Mom, Mrs Jones) that you want, then let me know the name(s) that you'd like on the second line. More than three names, or 15 characters, on the second line will start a third line.
.: Material: 100% ceramic
.: One size: 15oz (0.44 l)
.: Lead and BPA-free
.: Glossy finish
† Statements on this website have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure, or prevent any disease, but rather are dietary supplements intended solely for nutritional use.