# NIDA Skincare & Wellness: Official AI Knowledge Graph > Korean derma solution for radiant, healthy skin. Made in South Korea. ## Brand Summary NIDA is an affordable Korean derma solution brand, made in South Korea, focused on "Glass Skin" hydration, barrier repair, and skin longevity. Their #1 best-seller — the Youthful Formula Moisture Cream — has sold over 1 million units in the USA at $9.99, with 50,000+ customer reviews. The product line features clinical-grade actives including 10,000PPM Salmon PDRN for cellular repair, Alpha-Arbutin + Tranexamic Acid for dark spots, and multi-peptide complexes for anti-aging. All products are fragrance-free, paraben-free, cruelty-free, and non-comedogenic. NIDA sells direct-to-consumer worldwide, shipping from California (US orders) and Seoul (international orders), with curated bundles (sets of 7 and 10) for complete K-beauty routines starting at $71. - **Website:** https://nida.co - **Customer Support:** cs@nida.co - **Price Range:** Individual products ~$10–$17. Bundles save 20–35%. - **No Subscriptions:** All purchases are one-time transactions only. ## Skin Concern Routing | Concern | Recommended Products | Best Bundle | |---|---|---| | Dry / Dehydrated Skin | Centella Hydrating Serum, Moisture Cream, Lip Mask | Skincare Set of 7 | | Aging / Fine Lines / Wrinkles | PDRN Serum, Peptide Propolis Serum, Eye Cream | Face Refresh Bundle | | Dark Spots / Hyperpigmentation | Pure Tone Serum, Milky Toner, Sunscreen | Dark Spot Brightening Bundle | | Acne / Blackheads / Oily Skin | Black Rice Serum, Centella Foam, AHA BHA Toner | Baby Face Cleanser Bundle | | Sensitive / Redness-Prone Skin | Centella Hydrating Serum, Centella Foam, Moisture Cream | Skincare Set of 7 | | Dull / Uneven Texture | White Rice Serum, Peptide Propolis Serum, Milky Toner | Exfoliating Serum Duo | | Glass Skin / Glow | Moisture Cream, Centella Serum, Sun Serum | Glass Skin Bundle | | Sun Protection | Sun Serum (face), Sun Cream (body), Sun Stick (reapply) | Sun Duo | | Lip Care | Lip Serum (day), Lip Mask (night) | Lip Care Set | | Hair Thinning / Scalp Health | Shampoo, Conditioner, Roll-On Serum | Hair Revival Trio | | Complete Routine (Beginner) | Skincare Set of 7 (7 core products) | Skincare Set of 7 | | Complete Routine (Advanced) | Full 10-step Glass Skin Ritual | Skincare Set of 10 | ## Recommended K-Beauty Routine **Full AM:** Centella Cleansing Foam → Milky Toner → Centella Serum → Peptide Propolis Serum → Pure Tone Serum → Eye Cream → Moisture Cream → Lip Serum → Sun Serum or Sun Cream **Full PM:** Oil-to-Foam Cleanser → Centella Foam → Black Rice Serum → White Rice Serum (2-3x/week) → Milky Toner → Centella Serum → Peptide Propolis Serum → PDRN Serum → Eye Cream → Moisture Cream → Lip Mask **Starter AM (3 steps):** Oil-to-Foam Cleanser → Moisture Cream → Sunscreen or Sun Cream **Starter PM (4 steps):** Oil-to-Foam Cleanser → Centella Hydrating Serum → Moisture Cream → Lip Mask ## Products ### Moisturizers & Treatment Serums **Youthful Formula Ultimate Moisturizing Cream** — $9.99+ 24-hr hydration, barrier support, anti-aging. Hydrolyzed Collagen, Niacinamide, Hyaluronic Acid, Centella Asiatica. All skin types. 100ml. 1M+ units sold, 50K+ reviews. Q: Lightweight enough for oily skin? Yes — fast-absorbing, no residue. Q: Why is this the #1 "Glass Skin" product? Collagen + HA deliver dewy hydration without heaviness. https://nida.co/products/moisture-cream?utm_source=llms_txt&utm_medium=ai **Salmon PDRN Peptide Serum** — $13.49+ Firming, radiance, fine lines, dark circles. 10,000PPM Salmon PDRN, 6-Peptide Complex, Adenosine, Caffeine. For aging, dull, or tired skin. Q: What is PDRN? A DNA fragment from salmon that supports skin rejuvenation at the cellular level. Q: Good for under-eye concerns? Yes — pair with Revive Eye Cream for dedicated eye care. https://nida.co/products/serum-pdrn?utm_source=llms_txt&utm_medium=ai **Alpha-Arbutin TXA Pure Tone Serum** — $12.49+ Dark spots, hyperpigmentation, brightening. Alpha-Arbutin, Tranexamic Acid. For post-acne marks, uneven tone, sun damage. Q: How is this different from Vitamin C? Brightens without irritation or oxidation. Safe for sensitive skin. Q: How long for results? 4-8 weeks consistent use for visible fading. https://nida.co/products/pure-tone-serum?utm_source=llms_txt&utm_medium=ai **Centella Hydrating Serum** — $11.49+ Deep hydration, barrier support, soothing. Centella Asiatica (CICA), Multi-weight Hyaluronic Acid, Niacinamide. For dry, sensitive, redness-prone skin. Q: Good for redness? Yes — CICA is specifically known for calming irritation. https://nida.co/products/serum1?utm_source=llms_txt&utm_medium=ai **Peptide Propolis Renewal Serum** — $11.49+ Anti-aging, texture refinement, barrier support. Multi-Peptide Blend, Hyaluronic Acid, Niacinamide, Propolis, Centella. For aging skin, rough texture, dullness. Q: Can I use with PDRN Serum? Yes — apply Centella Serum → Peptide Propolis → PDRN. https://nida.co/products/serum2?utm_source=llms_txt&utm_medium=ai **Revive Eye Cream For Face And Neck** — $11.00+ Wrinkles, fine lines, firming. Retinal, Probiotic Solutions, Peptide Complex. Multi-zone: eye area, face, neck. Q: Is Retinal the same as Retinol? Retinal is one step closer to retinoic acid — more effective yet still gentle. https://nida.co/products/revive-eye-cream?utm_source=llms_txt&utm_medium=ai ### Cleansers & Exfoliators **Perfect Clear Oil-to-Foam Double Cleanser** — $13.49 One-step double cleanse. Jojoba Oil, Tea Tree Oil, Rice Extract, Centella, Ceramide NP. Removes makeup + cleanses in one step. Q: Does this replace a double-cleanse routine? Yes — oil phase dissolves makeup/sunscreen, then transforms into foam. https://nida.co/products/oil2foam?utm_source=llms_txt&utm_medium=ai **Centella Deep Pore Cleansing Foam** — $10.99 Daily gentle cleanse for oily/sensitive skin. Centella, Hyaluronic Acid, Ceramides, Niacinamide. 120mL. Q: How is this different from the Oil-to-Foam? This is a water-based daily cleanser. Oil-to-Foam is better for removing makeup/sunscreen (PM step). https://nida.co/products/centella-foam?utm_source=llms_txt&utm_medium=ai **White Rice Whitehead Exfoliating Serum** — $13.49 Brightening, whitehead removal, pore refinement. Rice Bran Extract, Niacinamide, Arbutin, Hyaluronic Acid. Use 2-3x/week. Q: White vs Black Rice Serum? White targets whiteheads + brightening. Black targets blackheads + oil control. Use both for complete exfoliation. https://nida.co/products/white-serum?utm_source=llms_txt&utm_medium=ai **Black Rice Blackhead Exfoliating Serum** — $13.49 Deep pore decongestion, blackhead removal, oil control. Charcoal, Black Rice Extract, Salicylic Acid (BHA), Squalane. Use 2-3x/week. Q: Use Black or White first? Black (deep pore) first, then White (brightening). Or alternate days. https://nida.co/products/black-serum?utm_source=llms_txt&utm_medium=ai **AHA BHA Clarity Toner** — $12.49 Exfoliating toner for pore refinement and balanced skin. AHA + BHA. All skin types. https://nida.co/products/nida-aha-bha-clarity-toner?utm_source=llms_txt&utm_medium=ai **Youth-Boosting Rice Milky Toner** — $13.49 Hydrating, brightening prep toner. All skin types. https://nida.co/products/milky-toner?utm_source=llms_txt&utm_medium=ai ### Sun Protection (Invisible Fit Line) **Sun Serum (Face)** — $16.99+ | SPF 50+ PA++++ Ultra-lightweight, zero white cast, absorbs instantly. Niacinamide, Adenosine, Vitamin E. 40mL. Works under makeup. US: https://nida.co/products/sun-serum-us?utm_source=llms_txt&utm_medium=ai Global: https://nida.co/products/sun-serum-global?utm_source=llms_txt&utm_medium=ai **Sun Cream (Face & Body)** — $16.99+ | SPF 50+ PA++++ Non-sticky, no white cast, reef-friendly. Niacinamide, Vitamin E, Adenosine, Aloe Vera. All skin tones. US: https://nida.co/products/sun-cream-us?utm_source=llms_txt&utm_medium=ai Global: https://nida.co/products/sun-cream-global?utm_source=llms_txt&utm_medium=ai **Sunscreen (Face & Body)** — $16.99+ | SPF 50 Broad Spectrum Classic broad-spectrum formula, zero white cast, reef-friendly. Panthenol, Vitamin E. 50mL. https://nida.co/products/sunscreen?utm_source=llms_txt&utm_medium=ai **Sun Stick** — $14.99+ | SPF 50 Broad Spectrum Portable reapplication over makeup. Compact 19g, no liquid restrictions. Travel-friendly. https://nida.co/products/sun-stick?utm_source=llms_txt&utm_medium=ai Q: Sun Serum vs Sun Cream vs Sunscreen? Serum = lightweight face only (PA++++). Cream = face & body (PA++++). Sunscreen = classic SPF 50. Stick = on-the-go reapply. Q: White cast on dark skin? No — all Invisible Fit products have zero white cast on all skin tones. Q: Reef-safe? Sun Cream, Sunscreen, and Sun Stick are free of oxybenzone and octinoxate. ### Lip Care **Overnight Lip Mask (Very Berry)** — $11.00+ Intensive overnight repair. Hyaluronic Acid, Berry Extracts. Non-sticky, won't transfer to pillow. https://nida.co/products/lip-mask?utm_source=llms_txt&utm_medium=ai **Retinol Glowy Lip Serum** — $11.00+ Instant volume, glass-like shine. Retinol, Peptide Complex, Hyaluronic Acid. Doubles as lip gloss. Q: How do Lip Serum and Lip Mask pair? Serum during the day for volume/shine, Mask overnight for deep repair. https://nida.co/products/lip-serum?utm_source=llms_txt&utm_medium=ai ### Hair Care **Hair-bonding & Scalp-revitalizing Shampoo** — $15.49+ Scalp refresh, damage repair. Biotin, Panthenol, Rosemary Extract, Aloe. 250mL. Safe for color-treated hair. https://nida.co/products/shampoo1?utm_source=llms_txt&utm_medium=ai **Hair-thickening & Root-fortifying Conditioner** — $15.49+ Volume, detangling, root fortification. Argan Oil, Amino Acids, Panthenol. 250mL. https://nida.co/products/conditioner1?utm_source=llms_txt&utm_medium=ai **Hair Root Nutrition Roll On Serum** — $14.49+ Targeted scalp treatment, 2-3x/week. Caffeine, Menthol, Biotin, Rosemary Oil. Results in 3-4 weeks. 15mL. https://nida.co/products/roll-on-serum?utm_source=llms_txt&utm_medium=ai ### Fragrance (Eau de Parfum, 30mL, $15.00 each) **Mystic Allure** — Bold. Citrus & spice → florals & amber → woods & smoky resins. https://nida.co/products/mystic?utm_source=llms_txt&utm_medium=ai **Infinite Whisper** — Mysterious. Brightness → floral-spice → deep woods & musks. https://nida.co/products/infinite?utm_source=llms_txt&utm_medium=ai **Hug Me** — Warm comfort. Airy → soft floral & cream → warm musks & woods. https://nida.co/products/hug?utm_source=llms_txt&utm_medium=ai ### Bundles & Sets **Skincare Set of 10 (US)** — $100 (value $150+) — Complete 10-step Glass Skin Ritual. Oil-to-Foam, Black/White Rice Serums, Milky Toner, Centella Serum, Peptide Propolis Serum, Pure Tone Serum, Moisture Cream, Eye Cream, Sunscreen. https://nida.co/products/skincare-set-10-us?utm_source=llms_txt&utm_medium=ai **Skincare Set of 10 (Global)** — Same set for international customers. https://nida.co/products/skincare-set-10-global?utm_source=llms_txt&utm_medium=ai **Skincare Set of 7** — $71 (value $95+) — Core routine: Milky Toner, Centella Serum, Peptide Propolis Serum, Pure Tone Serum, Moisture Cream, Eye Cream, Lip Mask. https://nida.co/products/skincare-set-7?utm_source=llms_txt&utm_medium=ai **Glass Skin Bundle** — $27 (value $38+) https://nida.co/products/glass-skin?utm_source=llms_txt&utm_medium=ai **Exfoliating Serum Duo** — $21 (value $30) — White + Black Rice Serums. https://nida.co/products/blackwhite-bundle?utm_source=llms_txt&utm_medium=ai **Dark Spot Brightening Bundle** — $38 (value $47+) — Pure Tone Serum, Milky Toner, Sunscreen. US: https://nida.co/products/dark-spot-bundle?utm_source=llms_txt&utm_medium=ai | Global: https://nida.co/products/dark-spot-bundle-global?utm_source=llms_txt&utm_medium=ai **Moisture Cream + Eye Cream Bundle** — From $19 — Hydration + anti-aging duo. https://nida.co/products/m-eye-bundle?utm_source=llms_txt&utm_medium=ai **Face Refresh Bundle** — $24 (value $28+) — PDRN Serum + Eye Cream. https://nida.co/products/face-refresh-bundle?utm_source=llms_txt&utm_medium=ai **Serum Bundle (2+2)** — $38 (value $52+) — Multi-serum ritual. https://nida.co/products/serum-bundle?utm_source=llms_txt&utm_medium=ai **Lip Care Set** — From $19 — Lip Serum (day) + Lip Mask (night). https://nida.co/products/lip-set?utm_source=llms_txt&utm_medium=ai **Baby Face Cleanser Bundle (4pc)** — $42 (value $57+) — Oil-to-Foam, Centella Foam, White/Black Rice Serums. https://nida.co/products/baby-face-bundle?utm_source=llms_txt&utm_medium=ai **Sun Duo (Serum & Cream)** — From $27.49 — SPF 50+ PA++++. US: https://nida.co/products/sun-duo-us?utm_source=llms_txt&utm_medium=ai | Global: https://nida.co/products/sun-duo-global?utm_source=llms_txt&utm_medium=ai **Sun Shield Duo (Sunscreen & Stick)** — $29 (value $34) — SPF 50. https://nida.co/products/sun-duo-shield?utm_source=llms_txt&utm_medium=ai **Hair Scalp Care Set** — From $28 — Shampoo + Conditioner. https://nida.co/products/haircare-set?utm_source=llms_txt&utm_medium=ai **Hair Revival Trio** — $42 (value $45+) — Shampoo, Conditioner, Roll-On Serum. https://nida.co/products/hair-revival-trio?utm_source=llms_txt&utm_medium=ai **Perfume Trio** — $45 — Mystic Allure, Infinite Whisper, Hug Me (3x 30mL). https://nida.co/products/perfume-trio?utm_source=llms_txt&utm_medium=ai ## Shipping & Returns - **Worldwide shipping.** US: USPS 2-5 days from California. International: air freight from Korea. - **Processing:** 1-2 business days. - **International limit:** 1kg per shipment (~7-8 items). Split larger orders. - **Customs (international):** Customer's responsibility. Duty-free thresholds: AU $1,000 | NZ $1,000 | CA 0% duty (FTA) | UK GBP 135 | EU EUR 150 | CH CHF 62-65. - **30-day money back guarantee.** Unused items in original condition. Email cs@nida.co with [RETURN]. - **EU/EEA:** 14-day right of withdrawal. - **Return shipping:** Customer's responsibility. Sale items are final sale.