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Ships within 48 hours · Estimated delivery Aug 1 - Aug 6
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Description
Life Extension Buffered Vitamin C High Dose, 454g Vegan PowderHIGH DOSAGE: One dose, one teaspoon, of Buffered Vitamin C from Life Extension contains 4000mg of vitamin C, 145mg of calcium, 55mg of magnesium, 2mg of zinc and 365mg of potassium, which you can give your body every 4 days GOOD BIOAVAILABILITY: Life Extension Buffered Vitamin C is characterised by good bioavailability and is suitable for a vegan diet HIGH QUALITY: Life Extension's vitamin C powder is tested for quality and purity in independent
- HIGH-DOSAGE: One dose, one teaspoon, of Buffered Vitamin C from Life Extension contains 4000mg of vitamin C, 145mg of calcium, 55mg of magnesium, 2mg of zinc and 365mg of potassium, which you can give your body every 4 days
- GOOD BIOAVAILABILITY: Life Extension Buffered Vitamin C is characterised by good bioavailability and is suitable for a vegan diet
- HIGH QUALITY: Life Extension's vitamin C powder is tested for quality and purity in independent laboratories
- WITHOUT UNWANTED ADDITIVES: The vitamin C powder from Life Extension is gluten-free and is produced without genetic engineering
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.2 ★★★★★
Based on 28 reviews
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Product Reviews
★★★★★ 5
Great quality
Color: White Black, Size: XX-Large
Great fit!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 20, 2026
★★★★★ 5
Nice fabric and true to size
Color: Black, Size: 3X-Large
True to size and very good material
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Reviewed in the United States on May 8, 2026
★★★★★ 5
Sharp, Comfortable, and Perfect for Business or Formal Wear
Color: All White, Size: 3X-Large
I recently purchased the DEMEANOR All White men’s dress shirt, and I couldn’t be happier with it. The slim fit design gives a modern, tailored look without feeling restrictive, thanks to the stretch fabric. It’s wrinkle-free, which is a huge time saver — I can wear it straight out of the closet and still look crisp and professional.
The material feels soft yet durable, and the long sleeves with button cuffs add a polished touch. I especially appreciate the pocket, which is both practical and stylish. Whether I’m wearing it for business meetings, formal events, or even casual nights out, it always looks sharp.
For the price, this shirt is excellent value. It combines comfort, style, and convenience in one, and I’ll definitely be ordering more colors from DEMEANOR.
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Reviewed in the United States on December 15, 2025
★★★★★ 4
Es cómoda
Color: Black, Size: Medium
Todo está bien
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Reviewed in the United States on October 8, 2025
★★★★★ 5
SOFT, COMFORTABLE, HIGH QUALITY
Color: Black, Size: 3X-Large
This is an AMAZING shirt, the value for the quality is ASTOUNDING. The material is soft, with a slight stretch, and the stitching is well done and high quality. I’m not wearing this for its intended use, but if I was in search of another dress shirt, I’d buy this one again in a HEARTBEAT.
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Reviewed in the United States on August 4, 2025
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