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oud is an amazing perfumery ingredient very popular in middle east. Sharing a short video about oud and how it is obtained: https://vimeo.com/165321150

we're having so many discussions about colour change as a function of pH which often happens with natural and plant-based pigments. This presentation explains why chlorophyll colour changes with pH

different shades of elderberry extract from 3.8<pH<8.5

a very recent and interesting study about efficacy and boosting effect of plant based polyphenol in sunscreens: http://onlinelibrary.wiley.com/doi/10.1111/ics.12316/epdf

a middle eastern treasure, pomegranate is considered the fruit of flove in the middle east. This is a short but interesting video about the latest research results considering its anti-aging properties: https://www.youtube.com/watch?v=xg7qQUDtlLo

once more coming back to the colour of anthocyanidins as a function of pH

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behind the scenes: extract filtration

sneak peak: red currants waiting to be extracted

not quite skincare related but still interesting and important: https://www.theguardian.com/science/neurophilosophy/2016/apr/05/gut-bacteria-brain-myelin

the electrode is the most important part of your pH. It should be stored in a specific solution (electrode storage electrolyte) which is usually a solution of KCl.

colour change because of changes in pH. This happens when we add NaOH to a lotion made with alkanet infused jojoba oil. The colour changes where NaOH drops fall.

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Did you know that allantoin increases moisture retention of the skin, improves elasticity and helps in barrier repair and wound healing inaddition to all its anti-inflammatory properties?

Formulation tip with sucrose stearate: let sucrose stearate swell in water phase before you add other ingredients

When working with a pH-meter never dry the tip of your pH-meter electrode (do not rub your tissue at the tip of the electrode too firmly). This will prolong the electrode reaction time

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this is not quite delicious but a very interesting post about a pigment collection at Harvard university: http://www.fastcodesign.com/3058058/the-harvard-vault-that-protects-the-worlds-rarest-colors