--- product_id: 700984141 title: "MK-Peptides 677 100% Natural Formula Supplement for Men – Normal Muscle Function, Energy, Recovery, High-Purity Arginine, Maca, Ashwagandha, Ornithine, Lysine, Glutamine, Glycine – 120 Vegan Capsules" brand: "insynergy labs" price: "€ 102.02" currency: EUR in_stock: true reviews_count: 8 category: "Insynergy Labs" url: https://www.desertcart.sk/products/700984141-mk-peptides-677-100-natural-formula-supplement-for-men-normal store_origin: SK region: Slovakia --- # 98.5%+ purified natural compounds 3000MG potent formula GMP & ISO 9001 certified purity MK-Peptides 677 100% Natural Formula Supplement for Men – Normal Muscle Function, Energy, Recovery, High-Purity Arginine, Maca, Ashwagandha, Ornithine, Lysine, Glutamine, Glycine – 120 Vegan Capsules **Brand:** insynergy labs **Price:** € 102.02 **Availability:** ✅ In Stock ## Summary > 🔥 Elevate your energy & muscle game naturally 💥 ## Quick Answers - **What is this?** MK-Peptides 677 100% Natural Formula Supplement for Men – Normal Muscle Function, Energy, Recovery, High-Purity Arginine, Maca, Ashwagandha, Ornithine, Lysine, Glutamine, Glycine – 120 Vegan Capsules by insynergy labs - **How much does it cost?** € 102.02 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/700984141-mk-peptides-677-100-natural-formula-supplement-for-men-normal) ## Best For - insynergy labs enthusiasts ## Why This Product - Trusted insynergy labs brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Power-Packed 3000MG Formula:** Maximize muscle function and energy with a scientifically engineered dose. - • **Ultra-Pure Amino Acid Blend:** Experience the highest concentration of 98.5%+ purified Arginine, Lysine, Ornithine, and Glycine for superior recovery. - • **Adaptogenic Ashwagandha Boost:** Enhance vitality and stress resilience with 25% Withanolides standardized Ashwagandha. - • **Vegan & Clean Label Assurance:** 120 vegan capsules, gluten and lactose-free, crafted under strict HACCP and GMP standards. - • **Backed by UK’s Leading Science:** Developed by Insynergy Labs, ensuring premium quality and trusted efficacy. ## Overview MK-Peptides 677 is a 3000MG high-purity, vegan supplement designed to support men’s muscle function, energy, and recovery. Featuring a potent blend of 98.5%+ purified amino acids and adaptogenic Ashwagandha, it’s crafted under GMP and ISO 9001 standards by UK-based Insynergy Labs to deliver clean, effective performance support. ## Description Product Description Review: Good quality - I have been using this supplement for a while now and I am quite satisfied with the results. Review: Use as instructed - I been using MK677 for a few weeks now, and seems that it works as supposed to. It gives me more power and energy, also noticed a muscle growth. Still need some time to see full benefits of it. ## Features - Highly Concentrated Formula - MK-Peptides 677 has been engineered as a 3,000MG formula designed and based on the latest breakthroughs and findings in the field of research. - Why MK-Peptides 677 - Support your body’s natural production to perform at your best. Vitality, Normal Muscle Function, Energy and Fitness Endurance. - Highest Concentration of Superior Compounds - We’ve combined our flagship 98.5% Purified Arginine, and Ashwagandha Std. to 25% Withanolides, as well as 98.5% Purified Lysine, 99% Purified Ornithine and 99% Glycine to ensure a potent blend of active amino acids ingredients. - Setting a New Standard for Purity - To ensure that you are getting the highest-quality supplement, each batch is tested for quality and purity both during and after manufacturing. - Developed by INSYNERGY LABS - The UK’s Leading Nutraceutical Supplement Company backed by Science. HACCP, GMP and ISO 9001 manufacturing quality standards. Our products are vegan certified, gluten and lactose-free. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DWN46K5R | | Best Sellers Rank | 18,004 in Health & Personal Care ( See Top 100 in Health & Personal Care ) 1 in L-Ornithine Nutritional Supplements | | Brand | Insynergy Labs | | Brand Name | Insynergy Labs | | Customer Reviews | 3.8 out of 5 stars 102 Reviews | | Item Form | Capsule | | Item form | Capsule | | Manufacturer | Insynergy Labs | | Number of Items | 1 | | Number of items | 1 | | Unit Count | 120 count | | Unit count | 120 count | ## Product Details - **Brand:** Insynergy Labs - **Item form:** Capsule - **Manufacturer:** Insynergy Labs - **Number of items:** 1 - **Unit count:** 120 count ## Images ![MK-Peptides 677 100% Natural Formula Supplement for Men – Normal Muscle Function, Energy, Recovery, High-Purity Arginine, Maca, Ashwagandha, Ornithine, Lysine, Glutamine, Glycine – 120 Vegan Capsules - Image 1](https://m.media-amazon.com/images/I/61XqqkIMZEL.jpg) ![MK-Peptides 677 100% Natural Formula Supplement for Men – Normal Muscle Function, Energy, Recovery, High-Purity Arginine, Maca, Ashwagandha, Ornithine, Lysine, Glutamine, Glycine – 120 Vegan Capsules - Image 2](https://m.media-amazon.com/images/I/81MhCoz-qgL.jpg) ![MK-Peptides 677 100% Natural Formula Supplement for Men – Normal Muscle Function, Energy, Recovery, High-Purity Arginine, Maca, Ashwagandha, Ornithine, Lysine, Glutamine, Glycine – 120 Vegan Capsules - Image 3](https://m.media-amazon.com/images/I/61zhw+nBaBL.jpg) ![MK-Peptides 677 100% Natural Formula Supplement for Men – Normal Muscle Function, Energy, Recovery, High-Purity Arginine, Maca, Ashwagandha, Ornithine, Lysine, Glutamine, Glycine – 120 Vegan Capsules - Image 4](https://m.media-amazon.com/images/I/81YEBmW57FL.jpg) ![MK-Peptides 677 100% Natural Formula Supplement for Men – Normal Muscle Function, Energy, Recovery, High-Purity Arginine, Maca, Ashwagandha, Ornithine, Lysine, Glutamine, Glycine – 120 Vegan Capsules - Image 5](https://m.media-amazon.com/images/I/71nbftwxFsL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good quality *by L***N on 15 June 2026* I have been using this supplement for a while now and I am quite satisfied with the results. ### ⭐⭐⭐⭐⭐ Use as instructed *by G***S on 2 September 2025* I been using MK677 for a few weeks now, and seems that it works as supposed to. It gives me more power and energy, also noticed a muscle growth. Still need some time to see full benefits of it. ### ⭐ Not mk677 *by L***E on 29 March 2026* Does not contain Ibutamoren so will not work anywhere near on the same level this is falsely advertised its literally just a blend of vitman n herbs ## Frequently Bought Together - MK-Peptides 677 100% Natural Formula HGH Supplement for Men – Muscle, Energy, Strength, High-Purity Arginine, Maca, Ashwagandha, Ornithine, Lysine, Glutamine, Glycine – 120 Vegan Capsules - Test Booster for Men - 210 Vegan Capsules - 1450mg per Testosterone Supplement Serving - TESTOMAX™ 2.0 Contains 17 Active Ingredients Incl. Ashwagandha KSM 66®, CoQ10, Maca Root - Made by Nutravita - Creatine Monohydrate Tablets 3000mg - 270 Creatine Tablets - Vegan & Keto-Friendly - Unflavoured & Gluten-Free - 3 Months Supply - for Men & Women --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sk/products/700984141-mk-peptides-677-100-natural-formula-supplement-for-men-normal](https://www.desertcart.sk/products/700984141-mk-peptides-677-100-natural-formula-supplement-for-men-normal) --- *Product available on Desertcart Slovakia* *Store origin: SK* *Last updated: 2026-07-25*