{"product_id":"skin-perfection-progeline-firming-serum-booster-0-5-fl-oz-diy-peptide-concentrate-for-jawline-neck","title":"Skin Perfection Progeline Firming Serum Booster 0.5 fl oz — DIY peptide concentrate for jawline \u0026 neck","description":"\u003cp\u003e\u003cstrong\u003eSkin Perfection Progeline Firming Serum Booster is a concentrated peptide solution designed for DIY mixing to target the appearance of sagging along the jawline, jowls, chin and neck.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis 0.5 fl oz professional-grade liquid delivers Trifluoroacetyl Tripeptide-2 (Progeline) in a light, water-soluble base so you can add a 0.5–2% concentration to your favorite cream, gel or serum. Packaged in protective blue glass and formulated without parabens, synthetic fragrances or fillers, it’s intended for external cosmetic use only and must be diluted before applying to skin. The product is especially useful for people who want control over potency, fresh formulations every batch, and the ability to layer multiple peptides for a multi-action approach.\u003c\/p\u003e\n\n\u003ch3\u003eHow should I mix and use this booster for a strong 2% treatment?\u003c\/h3\u003e\n\n\u003cp\u003eFor a recommended 2% concentration, add 18 drops of Progeline Booster to each 1 ounce (30 ml) of your chosen base, such as hyaluronic serum, cream, or aloe gel. Mix thoroughly and apply twice daily, avoiding direct eye contact and patch-testing first.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eAdd 18 drops per 1 oz base for 2% concentration.\u003c\/li\u003e\n  \u003cli\u003eStart at 0.5% (about 4–5 drops per ounce) for sensitive skin.\u003c\/li\u003e\n  \u003cli\u003eApply to jawline, neck, décolletage, and lower face only after dilution.\u003c\/li\u003e\n  \u003cli\u003eUse morning and evening for consistent results; patch test first.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich areas of the face and neck benefit from Progeline usage?\u003c\/h3\u003e\n\n\u003cp\u003eProgeline is formulated to address the appearance of sagging and loss of definition in lower-face zones. It’s most often applied where skin shows gravity-related changes—jawline, jowls, under-chin area and necklace lines on the neck—but can also be blended for décolletage and targeted lower-face lines.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eJawline and jowls: improves visual definition when used consistently.\u003c\/li\u003e\n  \u003cli\u003eUnder chin and neck: helps refine the look of loose skin and lines.\u003c\/li\u003e\n  \u003cli\u003eDécolletage and low-face lines: apply diluted blends to these zones.\u003c\/li\u003e\n  \u003cli\u003eEyelid area: use cautiously and avoid direct eye contact.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I combine Progeline with other peptides and actives?\u003c\/h3\u003e\n\n\u003cp\u003eYes—this booster is intended for multi-peptide layering. Many users create customized 'peptide cocktails' by blending Progeline with Matrixyl 3000, Argireline, copper peptides or hyaluronic acid for targeted firmness, wrinkle-softening and hydration. Introduce one new ingredient at a time and allow 24–48 hours between potent actives like retinol.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eMatrixyl 3000 for collagen support and wrinkle smoothing.\u003c\/li\u003e\n  \u003cli\u003eArgireline for softer expression lines around mouth and eyes.\u003c\/li\u003e\n  \u003cli\u003eHyaluronic acid for added hydration and plumping effect.\u003c\/li\u003e\n  \u003cli\u003eWait 5 minutes before applying retinol after peptide blends.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat timeline and safety steps should I expect when using this booster?\u003c\/h3\u003e\n\n\u003cp\u003eVisible changes build gradually with regular use: hydration and a mild tightening often appear in week 1–2, early firmness by weeks 3–4, and more noticeable lower-face definition by weeks 6–12. Safety-wise, always dilute the concentrated booster, perform a patch test, discontinue if irritation occurs, and keep out of reach of children.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eWeeks 1–2: increased hydration and slight tightening sensation.\u003c\/li\u003e\n  \u003cli\u003eWeeks 3–4: beginning improvement in firmness and jawline photos.\u003c\/li\u003e\n  \u003cli\u003eWeeks 6–12: more visible lower-face definition and smoother neck.\u003c\/li\u003e\n  \u003cli\u003eSafety: dilute to 0.5–2%, patch test, avoid eye contact, store away from sunlight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Skin Perfection Progeline Firming Serum Booster is ideal for DIY skincare creators, esthetic professionals, and anyone noticing loss of jawline or neck definition—especially mid-40s and older who want professional-grade peptide quality without the high price of pre-mixed creams. It suits all skin types when used at appropriate dilution, and it’s a good fit for those who prefer fresh, customizable formulations, cruelty-free ingredients, and transparent INCI labeling.\u003c\/p\u003e\n\u003ch3\u003eIngredients\u003c\/h3\u003e\n\u003cp\u003eINCI: Progeline (Glycerin (and) Water (and) Trifluoroacetyl Tripeptide-2).\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much Progeline do I add for a 2% concentration?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Add 18 drops of the booster to 1 ounce (30 ml) of your base product for a 2% concentration.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I apply the booster directly to skin?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. This concentrated booster must be diluted into a cream, gel or serum before applying to skin.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Skin Perfection","offers":[{"title":"Default Title","offer_id":51487652053225,"sku":"B08DDCVHV3","price":121.81,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/7674\/2633\/files\/skin-perfection-front-blue-glass-bottle.jpg?v=1783285914","url":"https:\/\/cervaaustralia.com\/products\/skin-perfection-progeline-firming-serum-booster-0-5-fl-oz-diy-peptide-concentrate-for-jawline-neck","provider":"Cerva Australia | Professional Beauty Supplies, Skincare \u0026 Cosmetics","version":"1.0","type":"link"}