Hyaluronic Acid 2% + B5
The Ordinary
Key Benefits
- Provides deep hydration to the skin
- Improves skin softness and suppleness
- Supports skin barrier function with vitamin B5
Apply a few drops to clean, damp skin in the morning and/or evening before creams or heavier moisturizers. For best results, follow with an occlusive moisturizer to lock in hydration. Suitable for most skin types, but those with very sensitive or extremely dry skin should patch test first and ensure adequate moisturization.
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Allergen and irritation risk assessment
Expected performance and results
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Benefits & Concerns
Key Benefits (3)
- Provides deep hydration to the skin
- Improves skin softness and suppleness
- Supports skin barrier function with vitamin B5
Concerns & Limitations (3)
- Potential for irritation in very sensitive skin due to humectants
- May not provide sufficient hydration for extremely dry skin without an occlusive layer
- Short ingredient list may lack additional soothing or barrier-repair agents
Complete Ingredient Analysis
Total Ingredients
Emollients
Fragrances
Unsafe
Complete Ingredient Breakdown
Listed in order of concentration with detailed analysis
Product Attributes
Usage Instructions & Guidelines
Official Usage Instructions
Manufacturer's recommended application
Apply a few drops to clean face in the morning and evening before creams or oils. Gently pat into skin until absorbed.
Ideal For:
- •Daily skincare routine
- •Sensitive skin types
- •Natural product enthusiasts
Avoid If You Have:
- •Known allergies to listed ingredients
- •Very sensitive or reactive skin
- •Strict vegan lifestyle requirements
- •Preference for fragranced products
Skin Type Compatibility
How well this product works for different skin types
Contains high concentration of hyaluronic acid, which hydrates by attracting water, but may cause transient tightness if not sealed with a moisturizer, especially in low humidity.
Lightweight, water-based, and oil-free formula hydrates without clogging pores or adding excess oil, making it suitable for oily skin.
Minimalist, fragrance-free formula reduces risk of irritation, but high hyaluronic acid concentrations can occasionally cause tingling or mild irritation in very sensitive skin.
Balances hydration across dry and oily areas without heaviness, but may require additional moisturizer on drier zones.
Non-comedogenic and oil-free, unlikely to trigger breakouts, but does not address acne directly; some individuals may experience minor purging or irritation.
Hydrating, gentle, and suitable for daily use on normal skin without significant risk of irritation or adverse effects.
Seasonal Usage Recommendations
How to use this product throughout the year
Winter
Apply hyaluronic acid serum to damp skin and immediately follow with a richer moisturizer to prevent dehydration from cold, dry air and indoor heating. Use twice daily to maintain hydration.
Spring
Continue regular use, but monitor for increased sensitivity due to allergies. Apply to damp skin and seal with a lightweight moisturizer to adapt to fluctuating humidity and temperature.
Summer
Use serum on damp skin in the morning and evening, followed by a light, non-comedogenic moisturizer. Ensure sunscreen is applied after morning routine, as increased humidity and sun exposure can affect hydration balance.
Fall
Maintain twice-daily use to support skin as temperatures drop and winds increase. Layer with a more emollient moisturizer as needed to prepare for drier conditions approaching winter.
Enhanced Usage Instructions
Detailed usage guidance for different skin concerns and best practices
Usage by Skin Concern
Dry Skin
Apply 3-4 drops to damp skin immediately after cleansing, both morning and evening. Follow with a rich moisturizer and, in the morning, sunscreen. For extra hydration, layer under a facial oil. Pat gently to enhance absorption and prevent transepidermal water loss.
Oily Skin
Use 2-3 drops on clean, damp skin, focusing on dehydrated areas. Allow to absorb fully before applying a lightweight, oil-free moisturizer. Avoid heavy creams after application. Use both morning and evening, but reduce to once daily if skin feels congested.
Sensitive Skin
Start with 1-2 drops once daily on damp skin to test tolerance. Gently pat into skin, avoiding rubbing. If no irritation occurs after several days, increase to twice daily. Always follow with a gentle, fragrance-free moisturizer.
Combination Skin
Apply 2-3 drops to clean, damp skin, focusing on drier areas (cheeks, jawline). Use a lighter amount on oilier zones (T-zone). Follow with a moisturizer suitable for combination skin. Use morning and evening.
Acne-Prone Skin
Use 2-3 drops on clean, damp skin, avoiding active breakouts if irritation occurs. Hyaluronic acid is non-comedogenic, but always follow with a non-comedogenic moisturizer. Can be used alongside acne treatments to reduce dryness. Apply morning and evening.
Usage Tips & Best Practices
Daily Use
Recommended for daily use, morning and evening, after cleansing and before heavier serums, creams, or oils. Consistent use maintains optimal skin hydration.
Night Use
At night, apply after cleansing and before your night cream or oil. This helps lock in moisture and supports overnight skin repair.
Frequency
Use twice daily (morning and evening) for best results. Sensitive skin types may start with once daily and increase as tolerated.
Amount
Use 2-4 drops per application, enough to cover the face and neck in a thin layer without leaving residue.
Best Time
Best applied immediately after cleansing, while skin is still slightly damp, to maximize hydration and absorption.