Is Willow bark extract oil soluble?
Solubility: Soluble in water, glycerine and propylene glycol, immiscible with oils.
Is Willow Bark extract water soluble?
White Willow Bark can help ease inflamed acne conditions. This standardized herbal extract is water soluble and can be added to the water phase of your formulations.
Where does Willow Bark extract come from?
white willow bark
Although there are various types of willow trees, each with their own unique extracts, Willow Bark Extract used in skin care products is usually derived from white willow bark. As the nomenclature implies, white extract comes from the white willow tree (salix alba), a medium- to large-sized perennial deciduous species.
Is willow bark extract a natural preservative?
Willow Bark Extract has also demonstrated antimicrobial activity in formulation challenge studies. When used from 2.5 – 5.0%, the extract contributed preservative efficacy to the formulas, thereby contributing to the overall microbiological integrity of the finished product.
Is willow bark extract a BHA?
Willow bark contains salicin, a substance that when taken orally is converted by the digestive process to salicylic acid (BHA,) which is why it is claimed to work the same as a BHA exfoliant skin care products.
Is Willow Bark anti fungal?
The bark of Willow trees is rich in salicylic acid, a phenolic chemical which benefits the plant in multiple ways. It has antibiotic and antifungal properties, so protects against infection, and has been shown to prevent the growth of plants close by, a phenomenon known as allelopathy.
How do you process willow bark?
I use about 1 to 2 teaspoons of dry willow bark per 16 ounces of water (makes about 8-10 ounces of tea after boiling and simmering). When boiled, willow bark turns the water a dark burgundy color. I boil the bark in the water for 5 minutes and then let it simmer another 10 minutes.
Is white willow bark oil soluble?
FSS White Willow Bark Extract 20% is completely water soluble and may be used in any cosmetic formulation to enhance cell turnover, act as a natural anti-microbial agent, or as a replacement for synthetic salicylic acid.
Is salicylic acid the same as willow bark extract?
“Even in small concentrations of 0.5 percent to 1 percent, salicylic acid may cause irritation, redness, flaking, and dryness. Those with sensitive skin may actually break out more because of salicylic acid.” On the other hand, salicin in willow bark extract is a much gentler version of salicylic acid.
Is Willow bark better than salicylic acid?
Is Willow Bark toxic?
However, stomach upset, ulcers, nausea, vomiting, and stomach bleeding are potential side effects of all compounds containing salicylates. Overdoses of willow bark may cause skin rash, stomach inflammation/irritation, nausea, vomiting, kidney inflammation, and tinnitus (ringing in the ears).
What are the side effects of white willow bark extract?
Although it’s generally safe, white willow bark extract taken in high doses can cause side effects including increased bleeding, skin rashes, itching and an upset stomach. Allergic responses are also possible among individuals who are sensitive to salicin.
Is willow bark extract salicylic acid?
Willow Bark Extract is a source of natural salicylic acid-like ingredients which has been shown to contribute effects similar to those seen from synthetic salicylic acid with none of the drawbacks associated with its use, primarily irritation.
Who should use willow bark extract?
Who should use it: Levin says, in general, willow bark extract is gentle, low-risk, and can even be used on sensitive skin. How often can you use it: Levin says the daily use of willow bark extract is appropriate.
What are the benefits of ABS willow bark extract?
ABS Willow Bark Extract showed a 26% increase, while the synthetic showed a 22% increase. ABS Willow Bark Extract is an excellent substitute for salicylic acid in cosmetics. Improves skin density… Read More ABS Willow Bark Extract improved skin density by 33.59%, after 24 hours and by 44.42% after 4 weeks when compared to the untreated control.