Nutrition

Supplements Explained - What Actually Works

Andre Julio Garcia

Online coach, strength-focused fat loss, habits, and accountability.

Supplements can help, but they are the smallest part of the plan. Training, calories, protein, sleep, and consistency create most results. A supplement is worth considering only when it solves a specific gap, has evidence, is safe for you, and fits your budget.

What you will get

A practical supplement guide that separates useful basics from marketing, with references for creatine, protein, caffeine, and safety.

Coach focus

A practical system you can apply this week without chasing extremes or random motivation.

Best for

Nutrition clients who want structure, accountability, and clear next steps.

Creatine supplement and shaker for performance nutrition
Creatine supplement and shaker for performance nutrition. Editorial image selected for Garcia Builder education.
Quick take
  • Protein powder is convenience
  • Creatine is the strongest basic option
  • Caffeine is useful but easy to misuse
Evidence snapshot

Nutrition guidance prioritizes energy balance, protein, food quality, adherence, and simple systems that survive busy weeks.

Protein powder is convenience

Whey, casein, soy, pea, and blended plant proteins can all help you reach daily protein targets. They do not build muscle by themselves. Use powder when whole food is inconvenient, appetite is low, or you need a portable option. If you already hit protein through meals, powder is optional.

Creatine is the strongest basic option

Creatine monohydrate is one of the most studied sports supplements. It can support high intensity performance, strength, power, and lean mass over time when paired with training. A common approach is three to five grams daily. Some people gain a little water weight inside the muscle, which is normal and not fat gain.

Caffeine is useful but easy to misuse

Caffeine can improve alertness and training output, but timing and tolerance matter. Use it before sessions that need focus, avoid it late in the day, and do not use it to cover chronic sleep debt. If caffeine worsens anxiety, digestion, blood pressure, or sleep, the tradeoff may not be worth it.

Be skeptical of fat burners

Most fat burners rely on stimulants, exaggerated claims, or tiny effects that do not outperform a consistent calorie deficit. If a product promises rapid fat loss without changes to food or activity, treat it as marketing. Spend money first on food quality, coaching, a gym membership, or equipment you will actually use.

Safety and quality checks

Check medication interactions, pregnancy status, medical conditions, and sport drug testing requirements before using supplements. Choose third party tested products where possible, avoid proprietary blends with unclear doses, and stop anything that causes unusual symptoms. Supplements should make the plan easier, not riskier.

How to apply this in the next 7 days

Day 1

Pick two repeatable breakfasts or lunches that include protein and fibre.

Day 2

Track normal intake for a few days before making aggressive changes.

Day 3

Create one planned flexible meal so social life does not break the plan.

Day 4-7

Review weekly averages instead of reacting to one scale reading.

Coach checklist

  • Include a protein source at most meals.
  • Use vegetables, fruit, potatoes, oats, legumes, and lean proteins to manage hunger.
  • Audit oils, sauces, drinks, and snacks before cutting full meals.
  • Keep nutrition changes compatible with training performance and sleep.
Garcia Builder value: simple structure, honest feedback, and weekly accountability. Use this article as education, not individual medical care. If you have pain, a diagnosed condition, pregnancy considerations, medication interactions, or a history of injury, get clearance from a qualified professional before changing training or nutrition.

FAQ

Do I need to cut carbs?

No. Fat loss depends on a sustainable calorie deficit. Carbohydrates can support training when portions fit the goal.

Is meal timing important?

Timing matters less than total intake, protein, and consistency, but it should help hunger and training performance.

Should I use supplements?

Use supplements only to solve a specific gap. Food quality, calories, protein, sleep, and training come first.

References

  1. International Society of Sports Nutrition. Position stand: creatine supplementation and exercise. https://jissn.biomedcentral.com/articles/10.1186/s12970-017-0173-z
  2. International Society of Sports Nutrition. Position stand: protein and exercise. https://jissn.biomedcentral.com/articles/10.1186/s12970-017-0177-8
  3. World Health Organization. Healthy diet fact sheet. https://www.who.int/news-room/fact-sheets/detail/healthy-diet
Build My Plan With Andre Back to Blog
Book Free Consultation