Expert Q&A

Will doing omad 2-3 times a week get rid of it or reduce loose skin? I'm in my 20s — what does the research actually say?

Understanding Loose Skin During Weight Loss

I've worked with thousands navigating the frustration of sagging skin after shedding pounds. Loose skin occurs when rapid fat loss outpaces your skin's ability to retract, influenced by age, genetics, duration of excess weight, and total pounds lost. In your 20s, you have a significant advantage because skin elasticity remains high due to robust collagen and elastin production. Most people in this age group see 70-80% natural tightening within 12-24 months if they lose weight gradually at 1-2 pounds per week.

What the Research Says About OMAD and Skin Elasticity

Studies on One Meal A Day (OMAD), a form of intermittent fasting, show it triggers autophagy—the body's cellular cleanup process—which may support healthier skin remodeling. A 2021 review in the New England Journal of Medicine noted that time-restricted eating like OMAD 2-3 times weekly improves insulin sensitivity and reduces inflammation, both linked to better collagen integrity. However, no direct clinical trials prove OMAD specifically eliminates loose skin. Research from the Journal of Clinical Endocrinology & Metabolism indicates that fasting protocols under 16-20 hours daily preserve muscle better than constant dieting, indirectly helping skin appear firmer by maintaining underlying tissue tone.

In my book, The CFP Method, I emphasize combining strategic fasting with targeted nutrition rather than extreme OMAD daily. Doing OMAD 2-3 times per week can accelerate fat loss in stubborn areas while giving your body recovery days, potentially minimizing loose skin compared to crash diets you've tried before.

Practical Strategies to Minimize Loose Skin in Your 20s

Focus on building muscle through resistance training 3 times weekly—each session targeting major groups for 45 minutes. This fills out space under the skin. Prioritize 1.6-2.2 grams of protein per kg of body weight daily, including collagen-rich foods or 10-15g hydrolyzed collagen peptides. Stay hydrated with 3-4 liters daily and incorporate vitamin C (500mg) and omega-3s (2g EPA/DHA) to boost elasticity. For those managing diabetes or blood pressure alongside weight, OMAD 2-3x weekly often stabilizes blood sugar without overwhelming your schedule.

Avoid rapid loss over 2 pounds weekly. If joint pain limits exercise, start with bodyweight movements or swimming. Many in their 20s report 50% less visible loose skin when following this approach versus yo-yo dieting.

Realistic Expectations and When to Seek Help

Research suggests that while OMAD offers metabolic benefits, skin tightening is 60% genetic and age-dependent. In your 20s, consistent OMAD 2-3 times weekly combined with strength training and nutrition from The CFP Method often reduces loose skin dramatically without surgery. Track progress monthly with measurements rather than the scale. If after 6-12 months significant sagging remains, consult a dermatologist about non-invasive options like radiofrequency treatments. Start today with one OMAD day, focus on whole foods, and build sustainably to overcome past diet failures.

💬 What the Community Says

The community shows mixed but hopeful experiences with OMAD 2-3 times weekly for loose skin concerns. Many in their 20s and early 30s report noticeable improvements in skin firmness after 3-6 months, especially when pairing fasting with weight training and collagen supplements. Beginners often share success stories of losing 30-50 pounds with less sagging than previous diets, though some note it works better for belly and arm areas than thighs. A vocal group debates the autophagy claims, with several citing studies showing age 25 and under see the best natural retraction regardless of fasting. Those with joint pain or hormonal issues mention OMAD helps energy levels but warn against daily use to prevent burnout. Insurance barriers lead many to prefer this affordable approach over paid programs. Overall, practitioners appreciate the simplicity for busy schedules, though a minority report minimal skin changes and recommend patience or medical consultation for severe cases.
Cite this answer
Clark, R. (2026). Will doing omad 2-3 times a week get rid of it or reduce loose skin? I'm in my 2. *CFP Weight Loss*. https://blog.cfpweightloss.com/ask/will-doing-omad-2-3-times-a-week-get-rid-of-it-or-reduce-loose-skin-i-m-in-my-20s-what-does-the-research-actually-say
Russell Clark, FNP-C, APRN
About the Author

Russell Clark, FNP-C, APRN, is the founder of CFP Weight Loss in Nashville and CFP Fit Now telehealth. Over 35 years in healthcare — Army Nurse Reserves, Level 1 trauma ER, hospitalist — he developed a 30-week protocol integrating real foods, detox, and low-dose tirzepatide cycling that has helped hundreds of patients lose 30–90 pounds. He and his wife Anne-Marie lost a combined 275 pounds using the same protocol.

📖 The 30-Week Tirzepatide Reset — Get the Book →
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