Several supplements are commonly associated with muscle gain:

1. Protein Supplements: Protein is crucial for muscle hypertrophy. Ensuring an intake of 1.4–2.0 grams of protein per kilogram of body weight per day can optimize muscle protein synthesis, especially when coupled with resistance training¹. Whey protein is particularly noted for its fast absorption and effectiveness in increasing plasma amino acid concentrations².

2. Creatine: Creatine supplementation can enhance exercise capacity, increase lean body mass, and improve performance during high-intensity resistance training³⁴. Creatine works by increasing the available energy in muscle cells, allowing for more intense and prolonged training sessions⁵.

3. Branched-Chain Amino Acids (BCAAs): While evidence is mixed, some studies suggest BCAAs can help reduce exercise-induced muscle damage, shorten recovery time, and increase muscle synthesis when combined with endurance and strength training⁶.

4. Beta-Hydroxy Beta-Methylbutyrate (HMB): HMB has been found to exert an anticatabolic effect, helping preserve muscle mass, particularly in those beginning a new training regimen or ramping up workout intensity⁷.

5. Omega-3 Fatty Acids: These are less discussed in relation to muscle growth directly but have a supporting role in muscle health and response to resistance training⁸.

While these supplements can support muscle growth, it's important to remember that they should be complemented by a proper training regimen and nutrition plan. The effectiveness of these supplements can vary among individuals, and consulting with a healthcare professional is advisable before starting any new supplement regimen.

Footnotes

1. Stefan M Pasiakos, "The effects of protein supplements on muscle mass, strength, and aerobic and anaerobic power," PubMed, 2024. ↩

2. Alberto Caballero-García, "Muscle Recovery and Nutrition," PubMed Central, 2022. ↩

3. Shih-Hao Wu, "Creatine Supplementation for Muscle Growth: A Scoping Review," PubMed Central, 2022. ↩

4. "Workout Supplements," Harvard Health, 2024. ↩

5. Antonio Paoli, "Not Only Protein: Dietary Supplements to Optimize the Skeletal Muscle Growth Response," PubMed Central, 2024. ↩

6. Pedro L Valenzuela, "Supplements with purported effects on muscle mass and strength," PubMed, 2019. ↩

7. P M Clarkson, "Nutritional supplements to increase muscle mass," PubMed, 1999. ↩

8. Antonio Paoli, "Not Only Protein: Dietary Supplements to Optimize the Skeletal Muscle Growth Response," PubMed Central, 2024. ↩

For sedentary individuals looking to gain muscle, it's important to focus not only on supplements but also on incorporating physical activity and proper nutrition into daily routines. However, certain supplements might support muscle gain in those starting from a non-active lifestyle:

1. Protein Supplements: Protein intake is vital for muscle development, even for those who are less active. Incorporating a moderate increase in dietary protein can help maintain muscle mass as you begin an exercise program.

2. Creatine: This supplement is often used to enhance muscle mass and strength during the early phases of resistance training. It can be beneficial for beginners who are starting new workout routines as it helps improve performance during high-intensity exercise.

3. Branched-Chain Amino Acids (BCAAs): While more beneficial for active individuals, BCAAs can help with reducing muscle soreness and enhancing muscle recovery as you start engaging in physical activities.

4. HMB (Beta-Hydroxy Beta-Methylbutyrate): Known for its anti-catabolic properties, HMB can assist in reducing muscle protein breakdown, making it a useful supplement during the initial stages of muscle building for inactive individuals.

Before starting any supplement regimen, it is recommended that sedentary individuals consult with a healthcare professional to ensure the supplements are suitable for their specific health conditions and overall lifestyle goals. Additionally, starting a gradual exercise routine can complement the effects of these supplements by promoting muscle activity and growth.

While I can provide information about various supplements and their general effects on muscle gain, I don't have the capability to conduct a detailed analysis like Examine.com, which provides in-depth reviews and evidence-based ratings of supplements.

Here's a brief overview of some commonly discussed supplements for muscle gain:

1. Protein Supplements: Widely used to support muscle growth, protein supplements like whey, casein, and soy provide essential amino acids that are foundational for muscle repair and growth post-workout. They are usually rated based on their amino acid profile, absorption rate, and effectiveness in promoting muscle protein synthesis.

2. Creatine: Creatine is extensively researched and considered effective for improving performance in high-intensity exercises and increasing muscle mass and strength. The analysis would typically focus on the efficacy, optimal dosing protocols, and safety profile.

3. BCAAs (Branched-Chain Amino Acids): BCAAs are often evaluated for their potential to reduce muscle soreness and speed recovery. The evidence for muscle growth alone might be less robust compared to comprehensive protein supplements.

4. Beta-Alanine: This supplement is linked to enhancing muscular endurance by buffering acid in muscles, thus improving performance in high-intensity exercise. Studies are often analyzed for its impact on performance metrics, dosage, and any side effects like tingling sensations.

5. HMB (Beta-Hydroxy Beta-Methylbutyrate): Known for its potential anti-catabolic effects, HMB is analyzed for its role in muscle preservation and growth, particularly in beginners or those increasing training volume.

Each of these supplements might be evaluated based on factors like the strength of scientific evidence (e.g., randomized controlled trials), effect size, safety, and cost-effectiveness. For a comprehensive breakdown similar to what Examine.com provides, it would be best to review detailed research articles or systematic reviews from scholarly sources.