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BulkActives are DIY skin care suppliers of skin actives, cosmetic ingredients, cosmeceuticals, active ingredients, and standardized botanical extracts for diy skin care products and homemade cosmetics.
New & Updates
Attention: BulkActives is a part-time
business.
Orders are processed on Saturdays and mailed on Mondays at the
latest, usually earlier.
Social networking:
Follow us on Twitter for updates or read our blog for skin care articles.
Free original software: Recipe creator database and HLB calculator
We now offer a range of NON-formaldehyde releasing preservatives:
phenoxyethanol (paraben free) & paraben and phenoxyethanol combo
NEW
White Willow - bark extract 80%...more salicin and a light beige color!
Back in Stock:
Out of stock:
Oat Beta Glucan
L-Ascorbic Acid (Vitamin C)
Is an active ingredient for DIY skin care and homemade cosmetics from BulkActives.
Product information
Mesh size: 100% through 100, 95% though 200 (US standard sieve) - Ultra-fine powder. Our 100% pure L-Ascorbic Acid is an ultra- fine powder. It feels like ICING SUGAR. It does not require grinding and will EASILY dissolve in water up to 25% , it also disperses very well in a silicone base.
Solubility: water, Dimethyl isosorbide
PH:
2.2 - 2.5 (at 5% in water)
Suggested percentage: 10% to 15% (20% if you can handle it)
Stability: L-Ascorbic Acid is very unstable. As soon as you put it in water, it will start oxidizing. It is best used fresh every day. It can be made substantially more stable if your formula contains a large percentage of ethanol. Ferulic Acid will also help stabilize it.
Storage: Cool, dry place. Do not freeze. Keep away from
light and moisture!
Manufacturer: BASF
Country of origin: Japan Manufacturer's
COA: pg 1, pg 2
DIY Formulating ideas for L-ascorbic Acid
1. DIY C+E+Ferulic (sample recipe)
2. Anhydrous vitamin C combo (L-ascorbic acid with Ascorbyl tetraisopalmitate in a waterless silicone base)
The most common form of topical vitamin c is L-Ascorbic acid. Our L-Ascorbic acid comes as a fine powder. It is used as an antioxidant, for collagen production, in lightening & brightening formulations, to reduce fine lines and wrinkles, and to repair and protect against sun damage.
Read references and abstracts
C+E+Ferulic
"SkinCeuticals antioxidant combination of C+E+Ferulic delivers an unprecedented 8 times the skin's natural protection against photoaging - neutralizing free radicals, helping build collagen, and providing unmatched antioxidant protection. Containing 15% pure L-ascorbic acid and 1% alpha tocopherol, the addition of 0.5%Ferulic acid doubles the already synergistic benefits of the original high-potency formula, C+E, transforming it into an unrivaled super-antioxidant combination." SkinCeuticals, CE Ferulic Fact Sheet
Skinceuticals ingredient listing - DIY alternative
Water
Ethoxydiglycol (solvent for Ferulic acid, penetration enhancer) - Replace with Arlasolve DMI
L-ascorbic Acid 15%
Propylene Glycol (solvent for Ferulic acid) - Can use Ethanol (UNdenatured ethanol, vodka, grain alcohol, Everclear). Do NOT use denatured alcohol.
Glycerin (solvent, humectant)
Laureth-23 (nonionic surfactant, emulsifier) - Replace with Gelmaker Plus
Alpha Tocopherol 1% - Replace with mixed tocopherols and tocotrienols
Phenoxyethanol (bactericide) - Use Euxyl PE 9010 or Euxyl K300
Triethanolamine (pH balancer)
Ferulic Acid .5%
Panthenol (humectant, emollient, moisturizer)
Sodium Hyaluronate (humectant)
Optional extras: Idebenone, CoQ10, ascorbyl tetraisopalmitate, centela asiatica
References:
- 'Stabilized ascorbic acid compositions and methods therefor' (Pinnell's C+E+ferulic patent) USPTO patent search (patent number: 20050154054) or Google patents
- SkinCeuticals CE Ferulic Fact Sheet
- 'Ferulic acid stabilizes a solution of vitamins C and E and doubles its photoprotection of skin' Read Full Text here