Kiehl's Powerful-Strength Line-Reducing Concentrate – 12.5% Vitamin C + Hyaluronic Acid | 3.4 oz
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| Sold by | Spacewallart |
|---|---|
| Product type | Beauty |
| Condition | New, sealed |
Kiehl's Powerful-Strength Line-Reducing Concentrate – 12.5% Vitamin C + Hyaluronic Acid | 3.4 oz
Kiehl's Powerful-Strength Line-Reducing Concentrate is a high-potency anti-aging serum powered by 12.5% Vitamin C and Hyaluronic Acid. This professional-grade formula visibly smooths fine lines, reduces deep wrinkles, evens skin texture, and boosts radiance — delivering a brighter, smoother, and more youthful complexion with consistent use.
Key Benefits
- 12.5% Vitamin C: High-potency antioxidant that brightens skin, fades dark spots & protects against environmental damage
- Hyaluronic Acid: Deeply hydrates and plumps skin for a smooth, supple, and dewy finish
- Reduces Fine Lines & Wrinkles: Visibly smooths fine lines and diminishes deep wrinkles
- Evens Skin Texture: Refines and smooths uneven skin texture for a more polished complexion
- Boosts Radiance: Brightens dull skin for a luminous, healthy glow
- Lightweight & Fast-Absorbing: Silky, lightweight formula absorbs quickly without residue
- Jumbo Size: 3.4 oz — excellent value for a full-size, long-lasting supply
Product Details
- Brand: Kiehl's
- Product: Powerful-Strength Line-Reducing Concentrate
- Key Ingredients: 12.5% Vitamin C, Hyaluronic Acid
- Size: 3.4 oz / 100 ml
- Skin Type: All Skin Types
- Condition: Brand New, Factory Fresh, Never Opened
Apply to clean, dry skin at the pulse points. A little goes a long way — start with two sprays and build from there.
The full ingredient list is printed on the carton. For external use only. Avoid contact with the eyes. Keep out of reach of children. Flammable — keep away from open flame. Store away from direct sunlight and heat. Discontinue use if irritation occurs.
Free shipping on every order. Orders placed before 2:00 PM PT, Monday to Friday, are dispatched within 1–2 business days and take a further 3–5 business days in transit — an estimated 4–7 business days in total.
You have 30 days from delivery to return an unused item in its original sealed packaging, by mail, with a free printable label. Exchanges accepted. No restocking fee. Refunds are issued to the original payment method within 10 days of receipt.
Secure payment methods

Every order ships free within the United States. Estimated delivery 4–7 business days.
Returns and exchanges by mail with a free printable label. No restocking fee.
Payment is encrypted and handled by Shopify. We never store card numbers.
Email or call and we answer within one business day, Monday to Friday.
Shipping and returns
The same terms apply to every order and appear again at checkout.
Shipping
- Cost
- Free shipping on all orders
- Order cut-off
- 2:00 PM PT
- Handling
- 1–2 business days
- Transit
- 3–5 business days
- Fulfilled
- Monday to Friday
- Estimated delivery
- 4–7 business days
Returns and exchanges
- Return window
- 30 days from delivery
- Condition
- New and unopened
- Method
- By mail
- Return label
- Free, printable
- Restocking fee
- None
- Refund issued
- Within 10 days
Still have a question?
Write or call and a person here will answer. We reply within one business day.
Monday to Friday, 9:00 AM – 5:00 PM Pacific Time
Before you buy
Anything else, write to us and we will reply within one business day.
Orders placed before 2:00 PM Pacific Time, Monday to Friday, are dispatched within 1–2 business days and take a further 3–5 business days in transit. Most orders arrive within 4–7 business days.
Yes. You have 30 days from delivery. Items must be unused and in their original sealed packaging. Returns are by mail with a free printable label, exchanges are accepted, and there is no restocking fee.
Shipping is free on every order within the United States. There is no minimum spend and no handling surcharge. Sales tax is calculated at checkout according to your state.
Yes. Checkout is handled by Shopify over an encrypted connection and we never see or store your full card number. You can pay by major card or by the wallets shown at checkout.
Yes. Tracking is emailed as soon as the carrier scans your parcel, and you can look your order up any time on our Track your order page.



