{"product_id":"complete-brightening-serum-bundle-diy-formulation-kit","title":"Complete Brightening Serum Bundle - DIY Formulation Kit","description":"\u003ch1\u003eComplete Brightening Serum Bundle — Five Actives, One Multi-Pathway Formula\u003c\/h1\u003e\n\u003cp\u003eHyperpigmentation is stubborn because it has multiple causes — tyrosinase activity, melanin transfer, UV stimulation, and inflammation. No single ingredient addresses all of them. This bundle was built to. Each of the five ingredients inside targets a distinct step in the pigmentation process, giving you a clinically grounded, multi-pathway brightening formula right out of the box.\u003c\/p\u003e\n\u003cp\u003eWhether you’re formulating your first brightening serum or scaling a professional skincare line, this is the most complete starting point we offer.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eWho Is This For?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDIY formulators ready to build a complete, multi-active brightening serum\u003c\/li\u003e\n\u003cli\u003eSkincare brands developing hyperpigmentation, dark spot, or melasma treatments\u003c\/li\u003e\n\u003cli\u003eFormulators who want clinically backed ingredients without sourcing each one separately\u003c\/li\u003e\n\u003cli\u003eAnyone targeting post-inflammatory hyperpigmentation (PIH), uneven tone, or acne marks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eWhat’s in the Bundle — and Why Each Ingredient Is There\u003c\/h2\u003e\n\n\u003ch3\u003e\u003ca href=\"\/es\/products\/7629185351779\"\u003eTranexamic Acid Powder\u003c\/a\u003e\u003c\/h3\u003e\n\u003cp\u003eInhibits UV-induced melanin stimulation by blocking the keratinocyte-melanocyte signaling pathway. Clinically studied for melasma and PIH. Works upstream of tyrosinase — complementary to arbutin and kojic acid rather than redundant.\u003c\/p\u003e\n\n\u003ch3\u003e\u003ca href=\"\/es\/products\/7629216153699\"\u003eAlpha-Arbutin Powder\u003c\/a\u003e\u003c\/h3\u003e\n\u003cp\u003eA stable, water-soluble tyrosinase inhibitor derived from hydroquinone — without the safety concerns. Directly inhibits melanin formation at the enzyme level. One of the most well-tolerated brightening actives available for all skin types.\u003c\/p\u003e\n\n\u003ch3\u003e\u003ca href=\"\/es\/products\/7629110542435\"\u003eKojic Acid Powder\u003c\/a\u003e\u003c\/h3\u003e\n\u003cp\u003eA naturally derived tyrosinase inhibitor with antioxidant properties. Works synergistically with Alpha-Arbutin to provide dual-pathway enzymatic inhibition. Particularly effective for stubborn dark spots and sun damage. \u003cstrong\u003eNote:\u003c\/strong\u003e Kojic Acid is prone to oxidation and can turn pink\/brown on exposure to air, light, or high pH. Always pair with \u003ca href=\"\/es\/products\/7629185941603\"\u003eFerulic Acid\u003c\/a\u003e and \u003ca href=\"\/es\/products\/7629204652131\"\u003eVitamin E\u003c\/a\u003e to stabilize the formula and extend shelf life.\u003c\/p\u003e\n\n\u003ch3\u003e\u003ca href=\"\/es\/products\/7903971868771\"\u003eNiacinamide (Vitamin B3) Powder\u003c\/a\u003e\u003c\/h3\u003e\n\u003cp\u003eThe only ingredient in this bundle that works \u003cem\u003eafter\u003c\/em\u003e melanin is made — by blocking its transfer from melanocytes to skin cells. Also reduces inflammation, strengthens the skin barrier, and minimizes pores. A true multi-functional active that makes every other ingredient in this formula work better.\u003c\/p\u003e\n\n\u003ch3\u003e\u003ca href=\"\/es\/products\/7939992649827\"\u003eLicorice Clear Liquid Extract\u003c\/a\u003e\u003c\/h3\u003e\n\u003cp\u003eContains glabridin, a potent natural tyrosinase inhibitor with anti-inflammatory properties. Soothes redness and irritation while brightening — making this formula suitable for sensitive and reactive skin types. The liquid format makes it easy to incorporate directly into the water phase.\u003c\/p\u003e\n\n\u003chr\u003e\n\u003ch2\u003eBundle Sizes\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eKit\u003c\/th\u003e\n\u003cth\u003eContents\u003c\/th\u003e\n\u003cth\u003eBest For\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSample Kit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20g powders + 50ml extract\u003c\/td\u003e\n\u003ctd\u003eTesting formulations, first-time formulators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandard Kit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50g powders + 100ml extract\u003c\/td\u003e\n\u003ctd\u003eRegular formulating, 10–15 batches of 30ml serum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProfessional Kit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100g powders + 200ml extract\u003c\/td\u003e\n\u003ctd\u003eSerious formulators, small-batch production\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch2\u003eFull Clinical Brightening Serum Formula (100%)\u003c\/h2\u003e\n\u003cp\u003eThis is a complete, ready-to-formulate brightening serum using all five bundle ingredients, stabilized with Ferulic Acid and Vitamin E to protect Kojic Acid from oxidation and extend shelf life.\u003c\/p\u003e\n\n\u003ch3\u003ePhase A — Water Phase\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eIngredient\u003c\/th\u003e\n\u003cth\u003e%\u003c\/th\u003e\n\u003cth\u003eRole\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDistilled Water (Aqua)\u003c\/td\u003e\n\u003ctd\u003eto 100%\u003c\/td\u003e\n\u003ctd\u003eSolvent base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGlycerin\u003c\/td\u003e\n\u003ctd\u003e5.0%\u003c\/td\u003e\n\u003ctd\u003eHumectant, skin conditioning\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/es\/products\/7629132824675\"\u003eSodium Hyaluronate (LMW)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e0.5%\u003c\/td\u003e\n\u003ctd\u003eDeep hydration, barrier support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/es\/products\/7903971868771\"\u003eNiacinamide (Vitamin B3)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e5.0%\u003c\/td\u003e\n\u003ctd\u003eBlocks melanosome transfer, anti-inflammatory\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/es\/products\/7629185351779\"\u003eTranexamic Acid\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e3.0%\u003c\/td\u003e\n\u003ctd\u003eInhibits UV-induced melanin stimulation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/es\/products\/7629216153699\"\u003eAlpha-Arbutin\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e1.0%\u003c\/td\u003e\n\u003ctd\u003eTyrosinase inhibitor, brightening synergy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/es\/products\/7629110542435\"\u003eKojic Acid\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e1.0%\u003c\/td\u003e\n\u003ctd\u003eSynergistic tyrosinase inhibition, antioxidant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/es\/products\/7939992649827\"\u003eLicorice Clear Liquid Extract\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e3.0%\u003c\/td\u003e\n\u003ctd\u003eGlabridin — natural tyrosinase inhibitor, anti-inflammatory\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePhase B — Antioxidant Stabilizers + Cool-Down Actives (add below 40°C)\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eIngredient\u003c\/th\u003e\n\u003cth\u003e%\u003c\/th\u003e\n\u003cth\u003eRole\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/es\/products\/7629185941603\"\u003eFerulic Acid Powder\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e0.5%\u003c\/td\u003e\n\u003ctd\u003eAntioxidant — stabilizes Kojic Acid, prevents oxidation \u0026amp; colour change\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/es\/products\/7629204652131\"\u003eVitamin E Oil (Tocopherol)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e0.5%\u003c\/td\u003e\n\u003ctd\u003eAntioxidant — synergistic stabilizer, skin conditioning\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/es\/products\/7946667556963\"\u003eD-Panthenol (Provitamin B5)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e2.0%\u003c\/td\u003e\n\u003ctd\u003eBarrier repair, soothing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/es\/products\/7902377312355\"\u003eAllantoin Powder\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e0.2%\u003c\/td\u003e\n\u003ctd\u003eSkin-soothing, cell renewal support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/es\/products\/7946666967139\"\u003eGermall Plus\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e0.5%\u003c\/td\u003e\n\u003ctd\u003eBroad-spectrum preservation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePhase C — pH Adjustment\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eIngredient\u003c\/th\u003e\n\u003cth\u003e%\u003c\/th\u003e\n\u003cth\u003eRole\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCitric Acid or Sodium Hydroxide (10% solution)\u003c\/td\u003e\n\u003ctd\u003eq.s.\u003c\/td\u003e\n\u003ctd\u003eAdjust to pH 5.0–5.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cstrong\u003eTarget pH:\u003c\/strong\u003e 5.0–5.5  |  \u003cstrong\u003eTarget Viscosity:\u003c\/strong\u003e Light serum (add Hydroxyethylcellulose at 0.3–0.5% in Phase A if thickening is desired)\u003c\/p\u003e\n\n\u003ch3\u003eFormulation Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAll powder actives (Niacinamide, Tranexamic Acid, Alpha-Arbutin, Kojic Acid) are water-soluble — dissolve fully in Phase A before heating\u003c\/li\u003e\n\u003cli\u003eAdd Licorice Clear Extract directly to Phase A — it’s water-based and heat-stable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKojic Acid oxidation warning:\u003c\/strong\u003e Kojic Acid turns pink\/brown when exposed to air, light, or high pH. Always add Ferulic Acid and Vitamin E to the formula, keep pH at 5.0–5.5, use opaque or airless packaging, and minimize headspace in your container\u003c\/li\u003e\n\u003cli\u003eFerulic Acid has low water solubility — pre-dissolve in a small amount of propanediol or ethanol before adding to the cool-down phase\u003c\/li\u003e\n\u003cli\u003eAdd Vitamin E Oil, D-Panthenol, and Allantoin in cool-down to preserve their activity\u003c\/li\u003e\n\u003cli\u003eConduct a 3-month stability test (40°C\/75% RH) and patch test before commercializing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eWant to Go Further?\u003c\/h2\u003e\n\u003cp\u003eSupercharge this formula by adding these advanced actives from our catalog:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/es\/products\/8007776632931\"\u003eSymWhite® 377 (Phenethyl Resorcinol)\u003c\/a\u003e\u003c\/strong\u003e — dual-pathway tyrosinase + DHICA oxidase inhibitor at just 0.3%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/es\/products\/8007753007203\"\u003eSepiwhite™ MSH\u003c\/a\u003e\u003c\/strong\u003e — α-MSH antagonist that blocks melanin signaling at the receptor level\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/es\/products\/7629185941603\"\u003eFerulic Acid Powder\u003c\/a\u003e\u003c\/strong\u003e — antioxidant stabilizer essential for Kojic Acid formulas\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/es\/products\/7629204652131\"\u003eVitamin E Oil\u003c\/a\u003e\u003c\/strong\u003e — synergistic antioxidant protection and skin conditioning\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eIncludes Free Access to Our Formulation Guide\u003c\/h2\u003e\n\u003cp\u003eGet step-by-step instructions, ingredient science, mixing procedures, pH guidance, and safety tips in our comprehensive \u003ca href=\"\/es\/blogs\/the-formulators-lab\"\u003eBrightening Serum Formulation Guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cem\u003eAll ingredients are cosmetic grade, sourced from reputable suppliers, and ship from Canada. This is a DIY formulation kit — basic formulation knowledge and equipment required. Always conduct safety and stability testing before commercializing finished products.\u003c\/em\u003e\u003c\/p\u003e","brand":"Pure Actives Co.","offers":[{"title":"Sample Kit","offer_id":44039142211683,"sku":null,"price":56.99,"currency_code":"CAD","in_stock":true},{"title":"Standard Kit","offer_id":44039142244451,"sku":null,"price":143.99,"currency_code":"CAD","in_stock":true},{"title":"Professional Kit","offer_id":44039142277219,"sku":null,"price":277.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0598\/4154\/4291\/files\/image.png?v=1772717729","url":"https:\/\/www.pureactivesco.ca\/es\/products\/complete-brightening-serum-bundle-diy-formulation-kit","provider":"PURE ACTIVES","version":"1.0","type":"link"}