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Yon-Ka Advanced Optimizer Serum (30ml) Anti-Aging Face Serum Gel with Marine Collagen and Hyaluronic Acid, Clinically Proven to
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Brand: Yonka
Type: Serums
Sku: WBZABB0093VPS0Y
Availability: Sold Out
Sold by Feelforever21, an authorized reseller.
Returns accepted within 30 days | support@feelforever21.com
Shipping Information
- Free Standard Shipping — United States only
- Processing Time: 3–5 business days
- Estimated Delivery: 6–10 business days after dispatch
- Carefully packed to protect your beauty & fashion items during transit
- Tracking number sent via email once dispatched
Returns & Refund
Returns accepted within 30 days of delivery.
Damaged or Defective Item
Free return shipping + replacement or full refund
Wrong Item Received
Free return shipping + replacement or full refund
Change of Mind
Return shipping at customer's expense · Item must be unopened, unused & in original packaging. Cosmetics & skincare cannot be returned once opened for hygiene reasons.
All returns require a Return Authorization (RA) number before sending.
View Full Return & Refund Policy
Safety & Compliance
⚠️
California Proposition 65 Warning
Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
www.P65Warnings.ca.gov
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Beauty & Skincare Safety Advisory
Perform a patch test before first use — apply a small amount to your inner wrist and wait 24 hours. Discontinue use immediately if redness, itching, or irritation occurs.
Avoid direct contact with eyes. If contact occurs, rinse thoroughly with water. Keep all beauty and skincare products out of reach of children.
Consult a dermatologist before use if you have sensitive skin or known allergies.
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K-Beauty & Cosmetic Ingredient Notice
Always check the full ingredient list before use, especially if you have known sensitivities to common cosmetic ingredients. Product formulations may vary by batch.
For external use only. Do not ingest. Store in a cool, dry place away from direct sunlight.
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Yon-Ka Advanced Optimizer Serum (30ml) Anti-Aging Face Serum Gel with Marine Collagen and Hyaluronic Acid, Clinically Proven to
$174.32
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Frequently Asked Questions
- Q: What are the key ingredients in the Yon-Ka Advanced Optimizer Serum? A: The key ingredients include marine collagen, hyaluronic acid, hibiscus peptides, soy peptides, and horsetail rich in silicon. These components work together to hydrate, firm, and rejuvenate the skin.
- Q: What is the size of the Yon-Ka Advanced Optimizer Serum? A: The serum comes in a thirty milliliter bottle, which is equivalent to one point zero one fluid ounces. This size is perfect for an intensive thirty-day treatment.
- Q: Is the Yon-Ka Advanced Optimizer Serum free from harmful chemicals? A: Yes, this serum is paraben-free. It is made with eighty-nine percent natural ingredients, ensuring a gentle formulation suitable for most skin types.
- Q: How do I apply Yon-Ka Advanced Optimizer Serum? A: To apply, cleanse your face and neck, then spray Lotion Yon-Ka before using the serum. Follow with the Advanced Optimizer Crème for best results.
- Q: Can I use this serum if I have sensitive skin? A: Yes, the Yon-Ka Advanced Optimizer Serum is suitable for sensitive skin due to its natural and gentle formulation. However, it's always best to perform a patch test first.
- Q: How often should I use the Yon-Ka Advanced Optimizer Serum? A: You should use the serum twice daily, in the morning and evening, for optimal results. It is designed to be part of a thirty-day intensive treatment.
- Q: What is the shelf life of the Yon-Ka Advanced Optimizer Serum? A: The serum's shelf life is typically around twelve months after opening. Store it in a cool, dry place to maintain its effectiveness.
- Q: How should I store the Yon-Ka Advanced Optimizer Serum? A: Store the serum in a cool, dry area away from direct sunlight. This will help preserve the integrity of the ingredients and maintain its effectiveness.
- Q: Is Yon-Ka Advanced Optimizer Serum suitable for all skin types? A: Yes, this serum is suitable for all skin types, including mature and aging skin. It's formulated to address various skin concerns effectively.
- Q: How does the Yon-Ka Advanced Optimizer Serum compare to other anti-aging products? A: The Yon-Ka serum is unique due to its combination of marine collagen, hyaluronic acid, and plant peptides, offering a potent anti-aging solution that visibly firms and lifts the skin.
- Q: What results can I expect from using this serum? A: Users can expect improved skin firmness, tone, and density after a thirty-day treatment period. Clinical tests have shown significant improvements in skin appearance.
- Q: What should I do if the serum arrives damaged? A: If the serum arrives damaged, contact customer support immediately for a replacement or refund. Be sure to have your order details ready for assistance.
- Q: Can I return the Yon-Ka Advanced Optimizer Serum if I am not satisfied? A: Yes, you can return the serum if you are not satisfied, typically within a specified return window. Check the retailer's return policy for specific details.
- Q: How does this serum help with wrinkles? A: The Yon-Ka Advanced Optimizer Serum helps diminish the appearance of wrinkles through its hydrating and firming ingredients, which work to plump and smooth the skin.
- Q: Is this serum tested on animals? A: No, Yon-Ka products are not tested on animals. The brand is committed to ethical practices in its product development.